musl: update to version 1.1.14

Signed-off-by: Felix Fietkau <[email protected]>

SVN-Revision: 48762

toolchain/musl/Config.version

@@ -3,6 +3,6 @@ if USE_MUSL
 config MUSL_VERSION
 	string
 	depends on USE_MUSL
-	default "1.1.12"
+	default "1.1.14"
 
 endif

toolchain/musl/common.mk

@@ -11,7 +11,7 @@ PKG_NAME:=musl
 PKG_VERSION:=$(call qstrip,$(CONFIG_MUSL_VERSION))
 PKG_RELEASE=1
 
-PKG_MD5SUM:=42875e0c111aa1cb9d08663f8d42c799
+PKG_MD5SUM:=d529ce4a2f7f79d8c3fd4b8329417b57
 
 PKG_SOURCE_URL:=http://www.musl-libc.org/releases
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz

toolchain/musl/patches/000-update-to-git-2016-01-30.patch

@@ -1,17863 +0,0 @@
---- a/.gitignore
-+++ b/.gitignore
-@@ -5,9 +5,6 @@
- *.so.1
- arch/*/bits/alltypes.h
- config.mak
--include/bits
--tools/musl-gcc
--tools/musl-clang
--tools/ld.musl-clang
- lib/musl-gcc.specs
- src/internal/version.h
-+/obj/
---- a/Makefile
-+++ b/Makefile
-@@ -8,6 +8,7 @@
- # Do not make changes here.
- #
- 
-+srcdir = .
- exec_prefix = /usr/local
- bindir = $(exec_prefix)/bin
- 
-@@ -16,31 +17,42 @@ includedir = $(prefix)/include
- libdir = $(prefix)/lib
- syslibdir = /lib
- 
--SRCS = $(sort $(wildcard src/*/*.c arch/$(ARCH)/src/*.c))
--OBJS = $(SRCS:.c=.o)
-+BASE_SRCS = $(sort $(wildcard $(srcdir)/src/*/*.c))
-+BASE_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(BASE_SRCS)))
-+ARCH_SRCS = $(wildcard $(srcdir)/src/*/$(ARCH)/*.[csS])
-+ARCH_OBJS = $(patsubst $(srcdir)/%,%.o,$(basename $(ARCH_SRCS)))
-+REPLACED_OBJS = $(sort $(subst /$(ARCH)/,/,$(ARCH_OBJS)))
-+LDSO_SRCS = $(sort $(wildcard $(srcdir)/ldso/*.c))
-+LDSO_OBJS = $(patsubst $(srcdir)/%,obj/%.lo,$(basename $(LDSO_SRCS)))
-+OBJS = $(addprefix obj/, $(filter-out $(REPLACED_OBJS), $(sort $(BASE_OBJS) $(ARCH_OBJS))))
-+AOBJS = $(OBJS)
- LOBJS = $(OBJS:.o=.lo)
--GENH = include/bits/alltypes.h
--GENH_INT = src/internal/version.h
--IMPH = src/internal/stdio_impl.h src/internal/pthread_impl.h src/internal/libc.h
-+GENH = obj/include/bits/alltypes.h
-+GENH_INT = obj/src/internal/version.h
-+IMPH = $(addprefix $(srcdir)/, src/internal/stdio_impl.h src/internal/pthread_impl.h src/internal/libc.h)
- 
--LDFLAGS = 
-+LDFLAGS =
-+LDFLAGS_AUTO =
- LIBCC = -lgcc
- CPPFLAGS =
--CFLAGS = -Os -pipe
-+CFLAGS =
-+CFLAGS_AUTO = -Os -pipe
- CFLAGS_C99FSE = -std=c99 -ffreestanding -nostdinc 
- 
- CFLAGS_ALL = $(CFLAGS_C99FSE)
--CFLAGS_ALL += -D_XOPEN_SOURCE=700 -I./arch/$(ARCH) -I./src/internal -I./include
--CFLAGS_ALL += $(CPPFLAGS) $(CFLAGS)
--CFLAGS_ALL_STATIC = $(CFLAGS_ALL)
--CFLAGS_ALL_SHARED = $(CFLAGS_ALL) -fPIC -DSHARED
-+CFLAGS_ALL += -D_XOPEN_SOURCE=700 -I$(srcdir)/arch/$(ARCH) -I$(srcdir)/arch/generic -Iobj/src/internal -I$(srcdir)/src/internal -Iobj/include -I$(srcdir)/include
-+CFLAGS_ALL += $(CPPFLAGS) $(CFLAGS_AUTO) $(CFLAGS)
-+
-+LDFLAGS_ALL = $(LDFLAGS_AUTO) $(LDFLAGS)
- 
- AR      = $(CROSS_COMPILE)ar
- RANLIB  = $(CROSS_COMPILE)ranlib
--INSTALL = ./tools/install.sh
-+INSTALL = $(srcdir)/tools/install.sh
- 
--ARCH_INCLUDES = $(wildcard arch/$(ARCH)/bits/*.h)
--ALL_INCLUDES = $(sort $(wildcard include/*.h include/*/*.h) $(GENH) $(ARCH_INCLUDES:arch/$(ARCH)/%=include/%))
-+ARCH_INCLUDES = $(wildcard $(srcdir)/arch/$(ARCH)/bits/*.h)
-+GENERIC_INCLUDES = $(wildcard $(srcdir)/arch/generic/bits/*.h)
-+INCLUDES = $(wildcard $(srcdir)/include/*.h $(srcdir)/include/*/*.h)
-+ALL_INCLUDES = $(sort $(INCLUDES:$(srcdir)/%=%) $(GENH:obj/%=%) $(ARCH_INCLUDES:$(srcdir)/arch/$(ARCH)/%=include/%) $(GENERIC_INCLUDES:$(srcdir)/arch/generic/%=include/%))
- 
- EMPTY_LIB_NAMES = m rt pthread crypt util xnet resolv dl
- EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a)
-@@ -49,7 +61,7 @@ STATIC_LIBS = lib/libc.a
- SHARED_LIBS = lib/libc.so
- TOOL_LIBS = lib/musl-gcc.specs
- ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) $(EMPTY_LIBS) $(TOOL_LIBS)
--ALL_TOOLS = tools/musl-gcc
-+ALL_TOOLS = obj/musl-gcc
- 
- WRAPCC_GCC = gcc
- WRAPCC_CLANG = clang
-@@ -58,122 +70,128 @@ LDSO_PATHNAME = $(syslibdir)/ld-musl-$(A
- 
- -include config.mak
- 
-+ifeq ($(ARCH),)
-+$(error Please set ARCH in config.mak before running make.)
-+endif
-+
- all: $(ALL_LIBS) $(ALL_TOOLS)
- 
-+OBJ_DIRS = $(sort $(patsubst %/,%,$(dir $(ALL_LIBS) $(ALL_TOOLS) $(OBJS) $(LDSO_OBJS) $(GENH) $(GENH_INT))) $(addprefix obj/, crt crt/$(ARCH) include))
-+
-+$(ALL_LIBS) $(ALL_TOOLS) $(CRT_LIBS:lib/%=obj/crt/%) $(OBJS) $(LOBJS) $(GENH) $(GENH_INT): | $(OBJ_DIRS)
-+
-+$(OBJ_DIRS):
-+	mkdir -p $@
-+
- install: install-libs install-headers install-tools
- 
- clean:
--	rm -f crt/*.o
--	rm -f $(OBJS)
--	rm -f $(LOBJS)
--	rm -f $(ALL_LIBS) lib/*.[ao] lib/*.so
--	rm -f $(ALL_TOOLS)
--	rm -f $(GENH) $(GENH_INT)
--	rm -f include/bits
-+	rm -rf obj lib
- 
- distclean: clean
- 	rm -f config.mak
- 
--include/bits:
--	@test "$(ARCH)" || { echo "Please set ARCH in config.mak before running make." ; exit 1 ; }
--	ln -sf ../arch/$(ARCH)/bits $@
-+obj/include/bits/alltypes.h: $(srcdir)/arch/$(ARCH)/bits/alltypes.h.in $(srcdir)/include/alltypes.h.in $(srcdir)/tools/mkalltypes.sed
-+	sed -f $(srcdir)/tools/mkalltypes.sed $(srcdir)/arch/$(ARCH)/bits/alltypes.h.in $(srcdir)/include/alltypes.h.in > $@
- 
--include/bits/alltypes.h.in: include/bits
-+obj/src/internal/version.h: $(wildcard $(srcdir)/VERSION $(srcdir)/.git)
-+	printf '#define VERSION "%s"\n' "$$(cd $(srcdir); sh tools/version.sh)" > $@
- 
--include/bits/alltypes.h: include/bits/alltypes.h.in include/alltypes.h.in tools/mkalltypes.sed
--	sed -f tools/mkalltypes.sed include/bits/alltypes.h.in include/alltypes.h.in > $@
-+obj/src/internal/version.o obj/src/internal/version.lo: obj/src/internal/version.h
- 
--src/internal/version.h: $(wildcard VERSION .git)
--	printf '#define VERSION "%s"\n' "$$(sh tools/version.sh)" > $@
-+obj/crt/rcrt1.o obj/ldso/dlstart.lo obj/ldso/dynlink.lo: $(srcdir)/src/internal/dynlink.h $(srcdir)/arch/$(ARCH)/reloc.h
- 
--src/internal/version.lo: src/internal/version.h
-+obj/crt/crt1.o obj/crt/scrt1.o obj/crt/rcrt1.o obj/ldso/dlstart.lo: $(srcdir)/arch/$(ARCH)/crt_arch.h
- 
--crt/rcrt1.o src/ldso/dlstart.lo src/ldso/dynlink.lo: src/internal/dynlink.h arch/$(ARCH)/reloc.h
-+obj/crt/rcrt1.o: $(srcdir)/ldso/dlstart.c
- 
--crt/crt1.o crt/Scrt1.o crt/rcrt1.o src/ldso/dlstart.lo: $(wildcard arch/$(ARCH)/crt_arch.h)
-+obj/crt/Scrt1.o obj/crt/rcrt1.o: CFLAGS_ALL += -fPIC
- 
--crt/rcrt1.o: src/ldso/dlstart.c
-+obj/crt/$(ARCH)/crti.o: $(srcdir)/crt/$(ARCH)/crti.s
- 
--crt/Scrt1.o crt/rcrt1.o: CFLAGS += -fPIC
-+obj/crt/$(ARCH)/crtn.o: $(srcdir)/crt/$(ARCH)/crtn.s
- 
--OPTIMIZE_SRCS = $(wildcard $(OPTIMIZE_GLOBS:%=src/%))
--$(OPTIMIZE_SRCS:%.c=%.o) $(OPTIMIZE_SRCS:%.c=%.lo): CFLAGS += -O3
-+OPTIMIZE_SRCS = $(wildcard $(OPTIMIZE_GLOBS:%=$(srcdir)/src/%))
-+$(OPTIMIZE_SRCS:$(srcdir)/%.c=obj/%.o) $(OPTIMIZE_SRCS:$(srcdir)/%.c=obj/%.lo): CFLAGS += -O3
- 
- MEMOPS_SRCS = src/string/memcpy.c src/string/memmove.c src/string/memcmp.c src/string/memset.c
--$(MEMOPS_SRCS:%.c=%.o) $(MEMOPS_SRCS:%.c=%.lo): CFLAGS += $(CFLAGS_MEMOPS)
-+$(MEMOPS_SRCS:%.c=obj/%.o) $(MEMOPS_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_MEMOPS)
- 
- NOSSP_SRCS = $(wildcard crt/*.c) \
- 	src/env/__libc_start_main.c src/env/__init_tls.c \
--	src/thread/__set_thread_area.c src/env/__stack_chk_fail.c \
--	src/string/memset.c src/string/memcpy.c \
--	src/ldso/dlstart.c src/ldso/dynlink.c
--$(NOSSP_SRCS:%.c=%.o) $(NOSSP_SRCS:%.c=%.lo): CFLAGS += $(CFLAGS_NOSSP)
-+	src/env/__stack_chk_fail.c \
-+	src/thread/__set_thread_area.c src/thread/$(ARCH)/__set_thread_area.c \
-+	src/string/memset.c src/string/$(ARCH)/memset.c \
-+	src/string/memcpy.c src/string/$(ARCH)/memcpy.c \
-+	ldso/dlstart.c ldso/dynlink.c
-+$(NOSSP_SRCS:%.c=obj/%.o) $(NOSSP_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_NOSSP)
- 
--$(CRT_LIBS:lib/%=crt/%): CFLAGS += -DCRT
-+$(CRT_LIBS:lib/%=obj/crt/%): CFLAGS_ALL += -DCRT
- 
--# This incantation ensures that changes to any subarch asm files will
--# force the corresponding object file to be rebuilt, even if the implicit
--# rule below goes indirectly through a .sub file.
--define mkasmdep
--$(dir $(patsubst %/,%,$(dir $(1))))$(notdir $(1:.s=.o)): $(1)
--endef
--$(foreach s,$(wildcard src/*/$(ARCH)*/*.s),$(eval $(call mkasmdep,$(s))))
-+$(LOBJS) $(LDSO_OBJS): CFLAGS_ALL += -fPIC
-+
-+CC_CMD = $(CC) $(CFLAGS_ALL) -c -o $@ $<
- 
- # Choose invocation of assembler to be used
--# $(1) is input file, $(2) is output file, $(3) is assembler flags
- ifeq ($(ADD_CFI),yes)
--	AS_CMD = LC_ALL=C awk -f tools/add-cfi.common.awk -f tools/add-cfi.$(ARCH).awk $< | $(CC) -x assembler -c -o $@ -
-+	AS_CMD = LC_ALL=C awk -f $(srcdir)/tools/add-cfi.common.awk -f $(srcdir)/tools/add-cfi.$(ARCH).awk $< | $(CC) $(CFLAGS_ALL) -x assembler -c -o $@ -
- else
--	AS_CMD = $(CC) -c -o $@ $<
-+	AS_CMD = $(CC_CMD)
- endif
- 
--%.o: $(ARCH)$(ASMSUBARCH)/%.sub
--	$(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $(dir $<)$(shell cat $<)
-+obj/%.o: $(srcdir)/%.s
-+	$(AS_CMD)
- 
--%.o: $(ARCH)/%.s
--	$(AS_CMD) $(CFLAGS_ALL_STATIC)
-+obj/%.o: $(srcdir)/%.S
-+	$(CC_CMD)
- 
--%.o: %.c $(GENH) $(IMPH)
--	$(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $<
-+obj/%.o: $(srcdir)/%.c $(GENH) $(IMPH)
-+	$(CC_CMD)
- 
--%.lo: $(ARCH)$(ASMSUBARCH)/%.sub
--	$(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $(dir $<)$(shell cat $<)
-+obj/%.lo: $(srcdir)/%.s
-+	$(AS_CMD)
- 
--%.lo: $(ARCH)/%.s
--	$(AS_CMD) $(CFLAGS_ALL_SHARED)
-+obj/%.lo: $(srcdir)/%.S
-+	$(CC_CMD)
- 
--%.lo: %.c $(GENH) $(IMPH)
--	$(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $<
-+obj/%.lo: $(srcdir)/%.c $(GENH) $(IMPH)
-+	$(CC_CMD)
- 
--lib/libc.so: $(LOBJS)
--	$(CC) $(CFLAGS_ALL_SHARED) $(LDFLAGS) -nostdlib -shared \
-+lib/libc.so: $(LOBJS) $(LDSO_OBJS)
-+	$(CC) $(CFLAGS_ALL) $(LDFLAGS_ALL) -nostdlib -shared \
- 	-Wl,-e,_dlstart -Wl,-Bsymbolic-functions \
--	-o $@ $(LOBJS) $(LIBCC)
-+	-o $@ $(LOBJS) $(LDSO_OBJS) $(LIBCC)
- 
--lib/libc.a: $(OBJS)
-+lib/libc.a: $(AOBJS)
- 	rm -f $@
--	$(AR) rc $@ $(OBJS)
-+	$(AR) rc $@ $(AOBJS)
- 	$(RANLIB) $@
- 
- $(EMPTY_LIBS):
- 	rm -f $@
- 	$(AR) rc $@
- 
--lib/%.o: crt/%.o
-+lib/%.o: obj/crt/%.o
- 	cp $< $@
- 
--lib/musl-gcc.specs: tools/musl-gcc.specs.sh config.mak
-+lib/crti.o: obj/crt/$(ARCH)/crti.o
-+	cp $< $@
-+
-+lib/crtn.o: obj/crt/$(ARCH)/crtn.o
-+	cp $< $@
-+
-+lib/musl-gcc.specs: $(srcdir)/tools/musl-gcc.specs.sh config.mak
- 	sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@
- 
--tools/musl-gcc: config.mak
-+obj/musl-gcc: config.mak
- 	printf '#!/bin/sh\nexec "$${REALGCC:-$(WRAPCC_GCC)}" "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
- 	chmod +x $@
- 
--tools/%-clang: tools/%-clang.in config.mak
-+obj/%-clang: $(srcdir)/tools/%-clang.in config.mak
- 	sed -e 's!@CC@!$(WRAPCC_CLANG)!g' -e 's!@PREFIX@!$(prefix)!g' -e 's!@INCDIR@!$(includedir)!g' -e 's!@LIBDIR@!$(libdir)!g' -e 's!@LDSO@!$(LDSO_PATHNAME)!g' $< > $@
- 	chmod +x $@
- 
--$(DESTDIR)$(bindir)/%: tools/%
-+$(DESTDIR)$(bindir)/%: obj/%
- 	$(INSTALL) -D $< $@
- 
- $(DESTDIR)$(libdir)/%.so: lib/%.so
-@@ -182,10 +200,16 @@ $(DESTDIR)$(libdir)/%.so: lib/%.so
- $(DESTDIR)$(libdir)/%: lib/%
- 	$(INSTALL) -D -m 644 $< $@
- 
--$(DESTDIR)$(includedir)/bits/%: arch/$(ARCH)/bits/%
-+$(DESTDIR)$(includedir)/bits/%: $(srcdir)/arch/$(ARCH)/bits/%
- 	$(INSTALL) -D -m 644 $< $@
- 
--$(DESTDIR)$(includedir)/%: include/%
-+$(DESTDIR)$(includedir)/bits/%: $(srcdir)/arch/generic/bits/%
-+	$(INSTALL) -D -m 644 $< $@
-+
-+$(DESTDIR)$(includedir)/bits/%: obj/include/bits/%
-+	$(INSTALL) -D -m 644 $< $@
-+
-+$(DESTDIR)$(includedir)/%: $(srcdir)/include/%
- 	$(INSTALL) -D -m 644 $< $@
- 
- $(DESTDIR)$(LDSO_PATHNAME): $(DESTDIR)$(libdir)/libc.so
-@@ -195,12 +219,12 @@ install-libs: $(ALL_LIBS:lib/%=$(DESTDIR
- 
- install-headers: $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%)
- 
--install-tools: $(ALL_TOOLS:tools/%=$(DESTDIR)$(bindir)/%)
-+install-tools: $(ALL_TOOLS:obj/%=$(DESTDIR)$(bindir)/%)
- 
- musl-git-%.tar.gz: .git
--	 git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ $(patsubst musl-git-%.tar.gz,%,$@)
-+	 git --git-dir=$(srcdir)/.git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ $(patsubst musl-git-%.tar.gz,%,$@)
- 
- musl-%.tar.gz: .git
--	 git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ v$(patsubst musl-%.tar.gz,%,$@)
-+	 git --git-dir=$(srcdir)/.git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ v$(patsubst musl-%.tar.gz,%,$@)
- 
- .PHONY: all clean install install-libs install-headers install-tools
---- a/arch/aarch64/atomic.h
-+++ /dev/null
-@@ -1,206 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_64(uint64_t x)
--{
--	__asm__(
--		"	rbit %0, %1\n"
--		"	clz %0, %0\n"
--		: "=r"(x) : "r"(x));
--	return x;
--}
--
--static inline int a_ctz_l(unsigned long x)
--{
--	return a_ctz_64(x);
--}
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__("dmb ish");
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	void *old;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %0,%3\n"
--		"	cmp %0,%1\n"
--		"	b.ne 1f\n"
--		"	stxr %w0,%2,%3\n"
--		"	cbnz %w0,1b\n"
--		"	mov %0,%1\n"
--		"1:	dmb ish\n"
--		: "=&r"(old)
--		: "r"(t), "r"(s), "Q"(*(long*)p)
--		: "memory", "cc");
--	return old;
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	int old;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%3\n"
--		"	cmp %w0,%w1\n"
--		"	b.ne 1f\n"
--		"	stxr %w0,%w2,%3\n"
--		"	cbnz %w0,1b\n"
--		"	mov %w0,%w1\n"
--		"1:	dmb ish\n"
--		: "=&r"(old)
--		: "r"(t), "r"(s), "Q"(*p)
--		: "memory", "cc");
--	return old;
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old, tmp;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%3\n"
--		"	stxr %w1,%w2,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old, tmp;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%3\n"
--		"	add %w0,%w0,%w2\n"
--		"	stxr %w1,%w0,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--	return old-v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%2\n"
--		"	add %w0,%w0,#1\n"
--		"	stxr %w1,%w0,%2\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%2\n"
--		"	sub %w0,%w0,#1\n"
--		"	stxr %w1,%w0,%2\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %0,%3\n"
--		"	and %0,%0,%2\n"
--		"	stxr %w1,%0,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*p)
--		: "memory", "cc" );
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%3\n"
--		"	and %w0,%w0,%w2\n"
--		"	stxr %w1,%w0,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*p)
--		: "memory", "cc" );
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %0,%3\n"
--		"	orr %0,%0,%2\n"
--		"	stxr %w1,%0,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*p)
--		: "memory", "cc" );
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	return a_or_64(p, v);
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldxr %w0,%3\n"
--		"	orr %w0,%w0,%w2\n"
--		"	stxr %w1,%w0,%3\n"
--		"	cbnz %w1,1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*p)
--		: "memory", "cc" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"	str %w1,%0\n"
--		"	dmb ish\n"
--		: "=m"(*p)
--		: "r"(x)
--		: "memory", "cc" );
--}
--
--#define a_spin a_barrier
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--
--#endif
---- /dev/null
-+++ b/arch/aarch64/atomic_arch.h
-@@ -0,0 +1,73 @@
-+#define a_ll a_ll
-+static inline int a_ll(volatile int *p)
-+{
-+	int v;
-+	__asm__ __volatile__ ("ldaxr %w0,%1" : "=r"(v) : "Q"(*p));
-+	return v;
-+}
-+
-+#define a_sc a_sc
-+static inline int a_sc(volatile int *p, int v)
-+{
-+	int r;
-+	__asm__ __volatile__ ("stlxr %w0,%w1,%2" : "=&r"(r) : "r"(v), "Q"(*p) : "memory");
-+	return !r;
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__ ("dmb ish" : : : "memory");
-+}
-+
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	int old;
-+	do {
-+		old = a_ll(p);
-+		if (old != t) {
-+			a_barrier();
-+			break;
-+		}
-+	} while (!a_sc(p, s));
-+	return old;
-+}
-+
-+static inline void *a_ll_p(volatile void *p)
-+{
-+	void *v;
-+	__asm__ __volatile__ ("ldaxr %0, %1" : "=r"(v) : "Q"(*(void *volatile *)p));
-+	return v;
-+}
-+
-+static inline int a_sc_p(volatile int *p, void *v)
-+{
-+	int r;
-+	__asm__ __volatile__ ("stlxr %w0,%1,%2" : "=&r"(r) : "r"(v), "Q"(*(void *volatile *)p) : "memory");
-+	return !r;
-+}
-+
-+#define a_cas_p a_cas_p
-+static inline void *a_cas_p(volatile void *p, void *t, void *s)
-+{
-+	void *old;
-+	do {
-+		old = a_ll_p(p);
-+		if (old != t) {
-+			a_barrier();
-+			break;
-+		}
-+	} while (!a_sc_p(p, s));
-+	return old;
-+}
-+
-+#define a_ctz_64 a_ctz_64
-+static inline int a_ctz_64(uint64_t x)
-+{
-+	__asm__(
-+		"	rbit %0, %1\n"
-+		"	clz %0, %0\n"
-+		: "=r"(x) : "r"(x));
-+	return x;
-+}
---- a/arch/aarch64/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/aarch64/bits/mman.h
-+++ b/arch/aarch64/bits/mman.h
-@@ -36,6 +36,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/aarch64/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/aarch64/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/aarch64/bits/syscall.h
-+++ b/arch/aarch64/bits/syscall.h
-@@ -265,6 +265,9 @@
- #define __NR_memfd_create 279
- #define __NR_bpf 280
- #define __NR_execveat 281
-+#define __NR_userfaultfd 282
-+#define __NR_membarrier 283
-+#define __NR_mlock2 284
- 
- #define SYS_io_setup __NR_io_setup
- #define SYS_io_destroy __NR_io_destroy
-@@ -533,3 +536,6 @@
- #define SYS_memfd_create __NR_memfd_create
- #define SYS_bpf __NR_bpf
- #define SYS_execveat __NR_execveat
-+#define SYS_userfaultfd __NR_userfaultfd
-+#define SYS_membarrier __NR_membarrier
-+#define SYS_mlock2 __NR_mlock2
---- a/arch/aarch64/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/aarch64/pthread_arch.h
-+++ b/arch/aarch64/pthread_arch.h
-@@ -8,4 +8,4 @@ static inline struct pthread *__pthread_
- #define TLS_ABOVE_TP
- #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 16)
- 
--#define CANCEL_REG_IP 33
-+#define MC_PC pc
---- a/arch/arm/atomic.h
-+++ /dev/null
-@@ -1,261 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--#if __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__("dmb ish");
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	int old;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%3\n"
--		"	cmp %0,%1\n"
--		"	bne 1f\n"
--		"	strex %0,%2,%3\n"
--		"	cmp %0, #0\n"
--		"	bne 1b\n"
--		"	mov %0, %1\n"
--		"1:	dmb ish\n"
--		: "=&r"(old)
--		: "r"(t), "r"(s), "Q"(*p)
--		: "memory", "cc" );
--	return old;
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old, tmp;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%3\n"
--		"	strex %1,%2,%3\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old, tmp;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%3\n"
--		"	add %0,%0,%2\n"
--		"	strex %1,%0,%3\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--	return old-v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%2\n"
--		"	add %0,%0,#1\n"
--		"	strex %1,%0,%2\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%2\n"
--		"	sub %0,%0,#1\n"
--		"	strex %1,%0,%2\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_and(volatile int *x, int v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%3\n"
--		"	and %0,%0,%2\n"
--		"	strex %1,%0,%3\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_or(volatile int *x, int v)
--{
--	int tmp, tmp2;
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"1:	ldrex %0,%3\n"
--		"	orr %0,%0,%2\n"
--		"	strex %1,%0,%3\n"
--		"	cmp %1, #0\n"
--		"	bne 1b\n"
--		"	dmb ish\n"
--		: "=&r"(tmp), "=&r"(tmp2)
--		: "r"(v), "Q"(*x)
--		: "memory", "cc" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__ __volatile__(
--		"	dmb ish\n"
--		"	str %1,%0\n"
--		"	dmb ish\n"
--		: "=m"(*p)
--		: "r"(x)
--		: "memory", "cc" );
--}
--
--#else
--
--int __a_cas(int, int, volatile int *) __attribute__((__visibility__("hidden")));
--#define __k_cas __a_cas
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__("bl __a_barrier"
--		: : : "memory", "cc", "ip", "lr" );
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	int old;
--	for (;;) {
--		if (!__k_cas(t, s, p))
--			return t;
--		if ((old=*p) != t)
--			return old;
--	}
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (__k_cas(old, v, x));
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (__k_cas(old, old+v, x));
--	return old;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	a_fetch_add(x, 1);
--}
--
--static inline void a_dec(volatile int *x)
--{
--	a_fetch_add(x, -1);
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	a_barrier();
--	*p = x;
--	a_barrier();
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (__k_cas(old, old&v, p));
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (__k_cas(old, old|v, p));
--}
--
--#endif
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--#define a_spin a_barrier
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p, u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p, u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/arm/atomic_arch.h
-@@ -0,0 +1,76 @@
-+__attribute__((__visibility__("hidden")))
-+extern const void *__arm_atomics[3]; /* gettp, cas, barrier */
-+
-+#if ((__ARM_ARCH_6__ || __ARM_ARCH_6K__ || __ARM_ARCH_6ZK__) && !__thumb__) \
-+ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
-+
-+#define a_ll a_ll
-+static inline int a_ll(volatile int *p)
-+{
-+	int v;
-+	__asm__ __volatile__ ("ldrex %0, %1" : "=r"(v) : "Q"(*p));
-+	return v;
-+}
-+
-+#define a_sc a_sc
-+static inline int a_sc(volatile int *p, int v)
-+{
-+	int r;
-+	__asm__ __volatile__ ("strex %0,%1,%2" : "=&r"(r) : "r"(v), "Q"(*p) : "memory");
-+	return !r;
-+}
-+
-+#if __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__ ("dmb ish" : : : "memory");
-+}
-+
-+#endif
-+
-+#define a_pre_llsc a_barrier
-+#define a_post_llsc a_barrier
-+
-+#else
-+
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	for (;;) {
-+		register int r0 __asm__("r0") = t;
-+		register int r1 __asm__("r1") = s;
-+		register volatile int *r2 __asm__("r2") = p;
-+		int old;
-+		__asm__ __volatile__ (
-+			"bl __a_cas"
-+			: "+r"(r0) : "r"(r1), "r"(r2)
-+			: "memory", "r3", "lr", "ip", "cc" );
-+		if (!r0) return t;
-+		if ((old=*p)!=t) return old;
-+	}
-+}
-+
-+#endif
-+
-+#ifndef a_barrier
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__("bl __a_barrier"
-+		: : : "memory", "cc", "ip", "lr" );
-+}
-+#endif
-+
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	__asm__ __volatile__(
-+#ifndef __thumb__
-+		".word 0xe7f000f0"
-+#else
-+		".short 0xdeff"
-+#endif
-+		: : : "memory");
-+}
---- a/arch/arm/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/arm/bits/ioctl.h
-+++ /dev/null
-@@ -1,197 +0,0 @@
--#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
--#define _IOC_NONE  0U
--#define _IOC_WRITE 1U
--#define _IOC_READ  2U
--
--#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
--#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
--#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
--#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
--
--#define TCGETS		0x5401
--#define TCSETS		0x5402
--#define TCSETSW		0x5403
--#define TCSETSF		0x5404
--#define TCGETA		0x5405
--#define TCSETA		0x5406
--#define TCSETAW		0x5407
--#define TCSETAF		0x5408
--#define TCSBRK		0x5409
--#define TCXONC		0x540A
--#define TCFLSH		0x540B
--#define TIOCEXCL	0x540C
--#define TIOCNXCL	0x540D
--#define TIOCSCTTY	0x540E
--#define TIOCGPGRP	0x540F
--#define TIOCSPGRP	0x5410
--#define TIOCOUTQ	0x5411
--#define TIOCSTI		0x5412
--#define TIOCGWINSZ	0x5413
--#define TIOCSWINSZ	0x5414
--#define TIOCMGET	0x5415
--#define TIOCMBIS	0x5416
--#define TIOCMBIC	0x5417
--#define TIOCMSET	0x5418
--#define TIOCGSOFTCAR	0x5419
--#define TIOCSSOFTCAR	0x541A
--#define FIONREAD	0x541B
--#define TIOCINQ		FIONREAD
--#define TIOCLINUX	0x541C
--#define TIOCCONS	0x541D
--#define TIOCGSERIAL	0x541E
--#define TIOCSSERIAL	0x541F
--#define TIOCPKT		0x5420
--#define FIONBIO		0x5421
--#define TIOCNOTTY	0x5422
--#define TIOCSETD	0x5423
--#define TIOCGETD	0x5424
--#define TCSBRKP		0x5425
--#define TIOCTTYGSTRUCT	0x5426
--#define TIOCSBRK	0x5427
--#define TIOCCBRK	0x5428
--#define TIOCGSID	0x5429
--#define TIOCGPTN	0x80045430
--#define TIOCSPTLCK	0x40045431
--#define TCGETX		0x5432
--#define TCSETX		0x5433
--#define TCSETXF		0x5434
--#define TCSETXW		0x5435
--
--#define FIONCLEX	0x5450
--#define FIOCLEX		0x5451
--#define FIOASYNC	0x5452
--#define TIOCSERCONFIG	0x5453
--#define TIOCSERGWILD	0x5454
--#define TIOCSERSWILD	0x5455
--#define TIOCGLCKTRMIOS	0x5456
--#define TIOCSLCKTRMIOS	0x5457
--#define TIOCSERGSTRUCT	0x5458
--#define TIOCSERGETLSR   0x5459
--#define TIOCSERGETMULTI 0x545A
--#define TIOCSERSETMULTI 0x545B
--
--#define TIOCMIWAIT	0x545C
--#define TIOCGICOUNT	0x545D
--#define TIOCGHAYESESP   0x545E
--#define TIOCSHAYESESP   0x545F
--#define FIOQSIZE	0x5460
--
--#define TIOCPKT_DATA		 0
--#define TIOCPKT_FLUSHREAD	 1
--#define TIOCPKT_FLUSHWRITE	 2
--#define TIOCPKT_STOP		 4
--#define TIOCPKT_START		 8
--#define TIOCPKT_NOSTOP		16
--#define TIOCPKT_DOSTOP		32
--#define TIOCPKT_IOCTL		64
--
--#define TIOCSER_TEMT    0x01
--
--struct winsize {
--	unsigned short ws_row;
--	unsigned short ws_col;
--	unsigned short ws_xpixel;
--	unsigned short ws_ypixel;
--};
--
--#define TIOCM_LE        0x001
--#define TIOCM_DTR       0x002
--#define TIOCM_RTS       0x004
--#define TIOCM_ST        0x008
--#define TIOCM_SR        0x010
--#define TIOCM_CTS       0x020
--#define TIOCM_CAR       0x040
--#define TIOCM_RNG       0x080
--#define TIOCM_DSR       0x100
--#define TIOCM_CD        TIOCM_CAR
--#define TIOCM_RI        TIOCM_RNG
--#define TIOCM_OUT1      0x2000
--#define TIOCM_OUT2      0x4000
--#define TIOCM_LOOP      0x8000
--#define TIOCM_MODEM_BITS TIOCM_OUT2
--
--#define N_TTY           0
--#define N_SLIP          1
--#define N_MOUSE         2
--#define N_PPP           3
--#define N_STRIP         4
--#define N_AX25          5
--#define N_X25           6
--#define N_6PACK         7
--#define N_MASC          8
--#define N_R3964         9
--#define N_PROFIBUS_FDL  10
--#define N_IRDA          11
--#define N_SMSBLOCK      12
--#define N_HDLC          13
--#define N_SYNC_PPP      14
--#define N_HCI           15
--
--#define FIOSETOWN       0x8901
--#define SIOCSPGRP       0x8902
--#define FIOGETOWN       0x8903
--#define SIOCGPGRP       0x8904
--#define SIOCATMARK      0x8905
--#define SIOCGSTAMP      0x8906
--
--#define SIOCADDRT       0x890B
--#define SIOCDELRT       0x890C
--#define SIOCRTMSG       0x890D
--
--#define SIOCGIFNAME     0x8910
--#define SIOCSIFLINK     0x8911
--#define SIOCGIFCONF     0x8912
--#define SIOCGIFFLAGS    0x8913
--#define SIOCSIFFLAGS    0x8914
--#define SIOCGIFADDR     0x8915
--#define SIOCSIFADDR     0x8916
--#define SIOCGIFDSTADDR  0x8917
--#define SIOCSIFDSTADDR  0x8918
--#define SIOCGIFBRDADDR  0x8919
--#define SIOCSIFBRDADDR  0x891a
--#define SIOCGIFNETMASK  0x891b
--#define SIOCSIFNETMASK  0x891c
--#define SIOCGIFMETRIC   0x891d
--#define SIOCSIFMETRIC   0x891e
--#define SIOCGIFMEM      0x891f
--#define SIOCSIFMEM      0x8920
--#define SIOCGIFMTU      0x8921
--#define SIOCSIFMTU      0x8922
--#define SIOCSIFHWADDR   0x8924
--#define SIOCGIFENCAP    0x8925
--#define SIOCSIFENCAP    0x8926
--#define SIOCGIFHWADDR   0x8927
--#define SIOCGIFSLAVE    0x8929
--#define SIOCSIFSLAVE    0x8930
--#define SIOCADDMULTI    0x8931
--#define SIOCDELMULTI    0x8932
--#define SIOCGIFINDEX    0x8933
--#define SIOGIFINDEX     SIOCGIFINDEX
--#define SIOCSIFPFLAGS   0x8934
--#define SIOCGIFPFLAGS   0x8935
--#define SIOCDIFADDR     0x8936
--#define SIOCSIFHWBROADCAST 0x8937
--#define SIOCGIFCOUNT    0x8938
--
--#define SIOCGIFBR       0x8940
--#define SIOCSIFBR       0x8941
--
--#define SIOCGIFTXQLEN   0x8942
--#define SIOCSIFTXQLEN   0x8943
--
--#define SIOCDARP        0x8953
--#define SIOCGARP        0x8954
--#define SIOCSARP        0x8955
--
--#define SIOCDRARP       0x8960
--#define SIOCGRARP       0x8961
--#define SIOCSRARP       0x8962
--
--#define SIOCGIFMAP      0x8970
--#define SIOCSIFMAP      0x8971
--
--#define SIOCADDDLCI     0x8980
--#define SIOCDELDLCI     0x8981
--
--#define SIOCDEVPRIVATE		0x89F0
--#define SIOCPROTOPRIVATE	0x89E0
---- a/arch/arm/bits/ipc.h
-+++ /dev/null
-@@ -1,14 +0,0 @@
--struct ipc_perm
--{
--	key_t __ipc_perm_key;
--	uid_t uid;
--	gid_t gid;
--	uid_t cuid;
--	gid_t cgid;
--	mode_t mode;
--	int __ipc_perm_seq;
--	long __pad1;
--	long __pad2;
--};
--
--#define IPC_64 0x100
---- a/arch/arm/bits/mman.h
-+++ b/arch/arm/bits/mman.h
-@@ -37,6 +37,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/arm/bits/msg.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct msqid_ds
--{
--	struct ipc_perm msg_perm;
--	time_t msg_stime;
--	int __unused1;
--	time_t msg_rtime;
--	int __unused2;
--	time_t msg_ctime;
--	int __unused3;
--	unsigned long msg_cbytes;
--	msgqnum_t msg_qnum;
--	msglen_t msg_qbytes;
--	pid_t msg_lspid;
--	pid_t msg_lrpid;
--	unsigned long __unused[2];
--};
---- a/arch/arm/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/arm/bits/shm.h
-+++ /dev/null
-@@ -1,29 +0,0 @@
--#define SHMLBA 4096
--
--struct shmid_ds
--{
--	struct ipc_perm shm_perm;
--	size_t shm_segsz;
--	time_t shm_atime;
--	int __unused1;
--	time_t shm_dtime;
--	int __unused2;
--	time_t shm_ctime;
--	int __unused3;
--	pid_t shm_cpid;
--	pid_t shm_lpid;
--	unsigned long shm_nattch;
--	unsigned long __pad1;
--	unsigned long __pad2;
--};
--
--struct shminfo {
--	unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
--};
--
--struct shm_info {
--	int __used_ids;
--	unsigned long shm_tot, shm_rss, shm_swp;
--	unsigned long __swap_attempts, __swap_successes;
--};
--
---- a/arch/arm/bits/socket.h
-+++ /dev/null
-@@ -1,17 +0,0 @@
--struct msghdr
--{
--	void *msg_name;
--	socklen_t msg_namelen;
--	struct iovec *msg_iov;
--	int msg_iovlen;
--	void *msg_control;
--	socklen_t msg_controllen;
--	int msg_flags;
--};
--
--struct cmsghdr
--{
--	socklen_t cmsg_len;
--	int cmsg_level;
--	int cmsg_type;
--};
---- a/arch/arm/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/arm/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/arm/bits/syscall.h
-+++ b/arch/arm/bits/syscall.h
-@@ -341,6 +341,9 @@
- #define __NR_memfd_create	385
- #define __NR_bpf	386
- #define __NR_execveat	387
-+#define __NR_userfaultfd	388
-+#define __NR_membarrier		389
-+#define __NR_mlock2		390
- 
- #define __ARM_NR_breakpoint	0x0f0001
- #define __ARM_NR_cacheflush	0x0f0002
-@@ -693,3 +696,6 @@
- #define SYS_memfd_create	385
- #define SYS_bpf	386
- #define SYS_execveat	387
-+#define SYS_userfaultfd	388
-+#define SYS_membarrier		389
-+#define SYS_mlock2		390
---- a/arch/arm/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/arm/pthread_arch.h
-+++ b/arch/arm/pthread_arch.h
-@@ -27,4 +27,4 @@ static inline pthread_t __pthread_self()
- #define TLS_ABOVE_TP
- #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8)
- 
--#define CANCEL_REG_IP 18
-+#define MC_PC arm_pc
---- a/arch/arm/reloc.h
-+++ b/arch/arm/reloc.h
-@@ -6,10 +6,10 @@
- #define ENDIAN_SUFFIX ""
- #endif
- 
--#if __SOFTFP__
--#define FP_SUFFIX ""
--#else
-+#if __ARM_PCS_VFP
- #define FP_SUFFIX "hf"
-+#else
-+#define FP_SUFFIX ""
- #endif
- 
- #define LDSO_ARCH "arm" ENDIAN_SUFFIX FP_SUFFIX
-@@ -28,10 +28,5 @@
- #define REL_TPOFF       R_ARM_TLS_TPOFF32
- //#define REL_TLSDESC     R_ARM_TLS_DESC
- 
--#ifdef __thumb__
- #define CRTJMP(pc,sp) __asm__ __volatile__( \
- 	"mov sp,%1 ; bx %0" : : "r"(pc), "r"(sp) : "memory" )
--#else
--#define CRTJMP(pc,sp) __asm__ __volatile__( \
--	"mov sp,%1 ; tst %0,#1 ; moveq pc,%0 ; bx %0" : : "r"(pc), "r"(sp) : "memory" )
--#endif
---- a/arch/arm/src/__aeabi_atexit.c
-+++ /dev/null
-@@ -1,6 +0,0 @@
--int __cxa_atexit(void (*func)(void *), void *arg, void *dso);
--
--int __aeabi_atexit (void *obj, void (*func) (void *), void *d)
--{
--	return __cxa_atexit (func, obj, d);
--}
---- a/arch/arm/src/__aeabi_memclr.c
-+++ /dev/null
-@@ -1,9 +0,0 @@
--#include <string.h>
--#include "libc.h"
--
--void __aeabi_memclr(void *dest, size_t n)
--{
--	memset(dest, 0, n);
--}
--weak_alias(__aeabi_memclr, __aeabi_memclr4);
--weak_alias(__aeabi_memclr, __aeabi_memclr8);
---- a/arch/arm/src/__aeabi_memcpy.c
-+++ /dev/null
-@@ -1,9 +0,0 @@
--#include <string.h>
--#include "libc.h"
--
--void __aeabi_memcpy(void *restrict dest, const void *restrict src, size_t n)
--{
--	memcpy(dest, src, n);
--}
--weak_alias(__aeabi_memcpy, __aeabi_memcpy4);
--weak_alias(__aeabi_memcpy, __aeabi_memcpy8);
---- a/arch/arm/src/__aeabi_memmove.c
-+++ /dev/null
-@@ -1,9 +0,0 @@
--#include <string.h>
--#include "libc.h"
--
--void __aeabi_memmove(void *dest, const void *src, size_t n)
--{
--	memmove(dest, src, n);
--}
--weak_alias(__aeabi_memmove, __aeabi_memmove4);
--weak_alias(__aeabi_memmove, __aeabi_memmove8);
---- a/arch/arm/src/__aeabi_memset.c
-+++ /dev/null
-@@ -1,9 +0,0 @@
--#include <string.h>
--#include "libc.h"
--
--void __aeabi_memset(void *dest, size_t n, int c)
--{
--	memset(dest, c, n);
--}
--weak_alias(__aeabi_memset, __aeabi_memset4);
--weak_alias(__aeabi_memset, __aeabi_memset8);
---- a/arch/arm/src/__set_thread_area.c
-+++ /dev/null
-@@ -1,49 +0,0 @@
--#include <stdint.h>
--#include <elf.h>
--#include "pthread_impl.h"
--#include "libc.h"
--
--#define HWCAP_TLS (1 << 15)
--
--extern const unsigned char __attribute__((__visibility__("hidden")))
--	__a_barrier_dummy[], __a_barrier_oldkuser[],
--	__a_barrier_v6[], __a_barrier_v7[],
--	__a_cas_dummy[], __a_cas_v6[], __a_cas_v7[],
--	__a_gettp_dummy[];
--
--#define __a_barrier_kuser 0xffff0fa0
--#define __a_cas_kuser 0xffff0fc0
--#define __a_gettp_kuser 0xffff0fe0
--
--extern uintptr_t __attribute__((__visibility__("hidden")))
--	__a_barrier_ptr, __a_cas_ptr, __a_gettp_ptr;
--
--#define SET(op,ver) (__a_##op##_ptr = \
--	(uintptr_t)__a_##op##_##ver - (uintptr_t)__a_##op##_dummy)
--
--int __set_thread_area(void *p)
--{
--#if !__ARM_ARCH_7A__ && !__ARM_ARCH_7R__ && __ARM_ARCH < 7
--	if (__hwcap & HWCAP_TLS) {
--		size_t *aux;
--		SET(cas, v7);
--		SET(barrier, v7);
--		for (aux=libc.auxv; *aux; aux+=2) {
--			if (*aux != AT_PLATFORM) continue;
--			const char *s = (void *)aux[1];
--			if (s[0]!='v' || s[1]!='6' || s[2]-'0'<10u) break;
--			SET(cas, v6);
--			SET(barrier, v6);
--			break;
--		}
--	} else {
--		int ver = *(int *)0xffff0ffc;
--		SET(gettp, kuser);
--		SET(cas, kuser);
--		SET(barrier, kuser);
--		if (ver < 2) a_crash();
--		if (ver < 3) SET(barrier, oldkuser);
--	}
--#endif
--	return __syscall(0xf0005, p);
--}
---- a/arch/arm/src/arm/atomics.s
-+++ /dev/null
-@@ -1,116 +0,0 @@
--.text
--
--.global __a_barrier
--.hidden __a_barrier
--.type __a_barrier,%function
--__a_barrier:
--	ldr ip,1f
--	ldr ip,[pc,ip]
--	add pc,pc,ip
--1:	.word __a_barrier_ptr-1b
--.global __a_barrier_dummy
--.hidden __a_barrier_dummy
--__a_barrier_dummy:
--	tst lr,#1
--	moveq pc,lr
--	bx lr
--.global __a_barrier_oldkuser
--.hidden __a_barrier_oldkuser
--__a_barrier_oldkuser:
--	push {r0,r1,r2,r3,ip,lr}
--	mov r1,r0
--	mov r2,sp
--	ldr ip,=0xffff0fc0
--	mov lr,pc
--	mov pc,ip
--	pop {r0,r1,r2,r3,ip,lr}
--	tst lr,#1
--	moveq pc,lr
--	bx lr
--.global __a_barrier_v6
--.hidden __a_barrier_v6
--__a_barrier_v6:
--	mcr p15,0,r0,c7,c10,5
--	bx lr
--.global __a_barrier_v7
--.hidden __a_barrier_v7
--__a_barrier_v7:
--	.word 0xf57ff05b        /* dmb ish */
--	bx lr
--
--.global __a_cas
--.hidden __a_cas
--.type __a_cas,%function
--__a_cas:
--	ldr ip,1f
--	ldr ip,[pc,ip]
--	add pc,pc,ip
--1:	.word __a_cas_ptr-1b
--.global __a_cas_dummy
--.hidden __a_cas_dummy
--__a_cas_dummy:
--	mov r3,r0
--	ldr r0,[r2]
--	subs r0,r3,r0
--	streq r1,[r2]
--	tst lr,#1
--	moveq pc,lr
--	bx lr
--.global __a_cas_v6
--.hidden __a_cas_v6
--__a_cas_v6:
--	mov r3,r0
--	mcr p15,0,r0,c7,c10,5
--1:	.word 0xe1920f9f        /* ldrex r0,[r2] */
--	subs r0,r3,r0
--	.word 0x01820f91        /* strexeq r0,r1,[r2] */
--	teqeq r0,#1
--	beq 1b
--	mcr p15,0,r0,c7,c10,5
--	bx lr
--.global __a_cas_v7
--.hidden __a_cas_v7
--__a_cas_v7:
--	mov r3,r0
--	.word 0xf57ff05b        /* dmb ish */
--1:	.word 0xe1920f9f        /* ldrex r0,[r2] */
--	subs r0,r3,r0
--	.word 0x01820f91        /* strexeq r0,r1,[r2] */
--	teqeq r0,#1
--	beq 1b
--	.word 0xf57ff05b        /* dmb ish */
--	bx lr
--
--.global __aeabi_read_tp
--.type __aeabi_read_tp,%function
--__aeabi_read_tp:
--
--.global __a_gettp
--.hidden __a_gettp
--.type __a_gettp,%function
--__a_gettp:
--	ldr r0,1f
--	ldr r0,[pc,r0]
--	add pc,pc,r0
--1:	.word __a_gettp_ptr-1b
--.global __a_gettp_dummy
--.hidden __a_gettp_dummy
--__a_gettp_dummy:
--	mrc p15,0,r0,c13,c0,3
--	bx lr
--
--.data
--.global __a_barrier_ptr
--.hidden __a_barrier_ptr
--__a_barrier_ptr:
--	.word 0
--
--.global __a_cas_ptr
--.hidden __a_cas_ptr
--__a_cas_ptr:
--	.word 0
--
--.global __a_gettp_ptr
--.hidden __a_gettp_ptr
--__a_gettp_ptr:
--	.word 0
---- a/arch/arm/src/find_exidx.c
-+++ /dev/null
-@@ -1,42 +0,0 @@
--#define _GNU_SOURCE
--#include <link.h>
--#include <stdint.h>
--
--struct find_exidx_data {
--	uintptr_t pc, exidx_start;
--	int exidx_len;
--};
--
--static int find_exidx(struct dl_phdr_info *info, size_t size, void *ptr)
--{
--	struct find_exidx_data *data = ptr;
--	const ElfW(Phdr) *phdr = info->dlpi_phdr;
--	uintptr_t addr, exidx_start = 0;
--	int i, match = 0, exidx_len = 0;
--
--	for (i = info->dlpi_phnum; i > 0; i--, phdr++) {
--		addr = info->dlpi_addr + phdr->p_vaddr;
--		switch (phdr->p_type) {
--		case PT_LOAD:
--			match |= data->pc >= addr && data->pc < addr + phdr->p_memsz;
--			break;
--		case PT_ARM_EXIDX:
--			exidx_start = addr;
--			exidx_len = phdr->p_memsz;
--			break;
--		}
--	}
--	data->exidx_start = exidx_start;
--	data->exidx_len = exidx_len;
--	return match;
--}
--
--uintptr_t __gnu_Unwind_Find_exidx(uintptr_t pc, int *pcount)
--{
--	struct find_exidx_data data;
--	data.pc = pc;
--	if (dl_iterate_phdr(find_exidx, &data) <= 0)
--		return 0;
--	*pcount = data.exidx_len / 8;
--	return data.exidx_start;
--}
---- /dev/null
-+++ b/arch/generic/bits/errno.h
-@@ -0,0 +1,134 @@
-+#define EPERM            1
-+#define ENOENT           2
-+#define ESRCH            3
-+#define EINTR            4
-+#define EIO              5
-+#define ENXIO            6
-+#define E2BIG            7
-+#define ENOEXEC          8
-+#define EBADF            9
-+#define ECHILD          10
-+#define EAGAIN          11
-+#define ENOMEM          12
-+#define EACCES          13
-+#define EFAULT          14
-+#define ENOTBLK         15
-+#define EBUSY           16
-+#define EEXIST          17
-+#define EXDEV           18
-+#define ENODEV          19
-+#define ENOTDIR         20
-+#define EISDIR          21
-+#define EINVAL          22
-+#define ENFILE          23
-+#define EMFILE          24
-+#define ENOTTY          25
-+#define ETXTBSY         26
-+#define EFBIG           27
-+#define ENOSPC          28
-+#define ESPIPE          29
-+#define EROFS           30
-+#define EMLINK          31
-+#define EPIPE           32
-+#define EDOM            33
-+#define ERANGE          34
-+#define EDEADLK         35
-+#define ENAMETOOLONG    36
-+#define ENOLCK          37
-+#define ENOSYS          38
-+#define ENOTEMPTY       39
-+#define ELOOP           40
-+#define EWOULDBLOCK     EAGAIN
-+#define ENOMSG          42
-+#define EIDRM           43
-+#define ECHRNG          44
-+#define EL2NSYNC        45
-+#define EL3HLT          46
-+#define EL3RST          47
-+#define ELNRNG          48
-+#define EUNATCH         49
-+#define ENOCSI          50
-+#define EL2HLT          51
-+#define EBADE           52
-+#define EBADR           53
-+#define EXFULL          54
-+#define ENOANO          55
-+#define EBADRQC         56
-+#define EBADSLT         57
-+#define EDEADLOCK       EDEADLK
-+#define EBFONT          59
-+#define ENOSTR          60
-+#define ENODATA         61
-+#define ETIME           62
-+#define ENOSR           63
-+#define ENONET          64
-+#define ENOPKG          65
-+#define EREMOTE         66
-+#define ENOLINK         67
-+#define EADV            68
-+#define ESRMNT          69
-+#define ECOMM           70
-+#define EPROTO          71
-+#define EMULTIHOP       72
-+#define EDOTDOT         73
-+#define EBADMSG         74
-+#define EOVERFLOW       75
-+#define ENOTUNIQ        76
-+#define EBADFD          77
-+#define EREMCHG         78
-+#define ELIBACC         79
-+#define ELIBBAD         80
-+#define ELIBSCN         81
-+#define ELIBMAX         82
-+#define ELIBEXEC        83
-+#define EILSEQ          84
-+#define ERESTART        85
-+#define ESTRPIPE        86
-+#define EUSERS          87
-+#define ENOTSOCK        88
-+#define EDESTADDRREQ    89
-+#define EMSGSIZE        90
-+#define EPROTOTYPE      91
-+#define ENOPROTOOPT     92
-+#define EPROTONOSUPPORT 93
-+#define ESOCKTNOSUPPORT 94
-+#define EOPNOTSUPP      95
-+#define ENOTSUP         EOPNOTSUPP
-+#define EPFNOSUPPORT    96
-+#define EAFNOSUPPORT    97
-+#define EADDRINUSE      98
-+#define EADDRNOTAVAIL   99
-+#define ENETDOWN        100
-+#define ENETUNREACH     101
-+#define ENETRESET       102
-+#define ECONNABORTED    103
-+#define ECONNRESET      104
-+#define ENOBUFS         105
-+#define EISCONN         106
-+#define ENOTCONN        107
-+#define ESHUTDOWN       108
-+#define ETOOMANYREFS    109
-+#define ETIMEDOUT       110
-+#define ECONNREFUSED    111
-+#define EHOSTDOWN       112
-+#define EHOSTUNREACH    113
-+#define EALREADY        114
-+#define EINPROGRESS     115
-+#define ESTALE          116
-+#define EUCLEAN         117
-+#define ENOTNAM         118
-+#define ENAVAIL         119
-+#define EISNAM          120
-+#define EREMOTEIO       121
-+#define EDQUOT          122
-+#define ENOMEDIUM       123
-+#define EMEDIUMTYPE     124
-+#define ECANCELED       125
-+#define ENOKEY          126
-+#define EKEYEXPIRED     127
-+#define EKEYREVOKED     128
-+#define EKEYREJECTED    129
-+#define EOWNERDEAD      130
-+#define ENOTRECOVERABLE 131
-+#define ERFKILL         132
-+#define EHWPOISON       133
---- /dev/null
-+++ b/arch/generic/bits/fcntl.h
-@@ -0,0 +1,40 @@
-+#define O_CREAT        0100
-+#define O_EXCL         0200
-+#define O_NOCTTY       0400
-+#define O_TRUNC       01000
-+#define O_APPEND      02000
-+#define O_NONBLOCK    04000
-+#define O_DSYNC      010000
-+#define O_SYNC     04010000
-+#define O_RSYNC    04010000
-+#define O_DIRECTORY 0200000
-+#define O_NOFOLLOW  0400000
-+#define O_CLOEXEC  02000000
-+
-+#define O_ASYNC      020000
-+#define O_DIRECT     040000
-+#define O_LARGEFILE 0100000
-+#define O_NOATIME  01000000
-+#define O_PATH    010000000
-+#define O_TMPFILE 020200000
-+#define O_NDELAY O_NONBLOCK
-+
-+#define F_DUPFD  0
-+#define F_GETFD  1
-+#define F_SETFD  2
-+#define F_GETFL  3
-+#define F_SETFL  4
-+
-+#define F_SETOWN 8
-+#define F_GETOWN 9
-+#define F_SETSIG 10
-+#define F_GETSIG 11
-+
-+#define F_GETLK 12
-+#define F_SETLK 13
-+#define F_SETLKW 14
-+
-+#define F_SETOWN_EX 15
-+#define F_GETOWN_EX 16
-+
-+#define F_GETOWNER_UIDS 17
---- /dev/null
-+++ b/arch/generic/bits/fenv.h
-@@ -0,0 +1,10 @@
-+#define FE_ALL_EXCEPT 0
-+#define FE_TONEAREST  0
-+
-+typedef unsigned long fexcept_t;
-+
-+typedef struct {
-+	unsigned long __cw;
-+} fenv_t;
-+
-+#define FE_DFL_ENV      ((const fenv_t *) -1)
---- /dev/null
-+++ b/arch/generic/bits/ioctl.h
-@@ -0,0 +1,197 @@
-+#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
-+#define _IOC_NONE  0U
-+#define _IOC_WRITE 1U
-+#define _IOC_READ  2U
-+
-+#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
-+#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
-+#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
-+#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
-+
-+#define TCGETS		0x5401
-+#define TCSETS		0x5402
-+#define TCSETSW		0x5403
-+#define TCSETSF		0x5404
-+#define TCGETA		0x5405
-+#define TCSETA		0x5406
-+#define TCSETAW		0x5407
-+#define TCSETAF		0x5408
-+#define TCSBRK		0x5409
-+#define TCXONC		0x540A
-+#define TCFLSH		0x540B
-+#define TIOCEXCL	0x540C
-+#define TIOCNXCL	0x540D
-+#define TIOCSCTTY	0x540E
-+#define TIOCGPGRP	0x540F
-+#define TIOCSPGRP	0x5410
-+#define TIOCOUTQ	0x5411
-+#define TIOCSTI		0x5412
-+#define TIOCGWINSZ	0x5413
-+#define TIOCSWINSZ	0x5414
-+#define TIOCMGET	0x5415
-+#define TIOCMBIS	0x5416
-+#define TIOCMBIC	0x5417
-+#define TIOCMSET	0x5418
-+#define TIOCGSOFTCAR	0x5419
-+#define TIOCSSOFTCAR	0x541A
-+#define FIONREAD	0x541B
-+#define TIOCINQ		FIONREAD
-+#define TIOCLINUX	0x541C
-+#define TIOCCONS	0x541D
-+#define TIOCGSERIAL	0x541E
-+#define TIOCSSERIAL	0x541F
-+#define TIOCPKT		0x5420
-+#define FIONBIO		0x5421
-+#define TIOCNOTTY	0x5422
-+#define TIOCSETD	0x5423
-+#define TIOCGETD	0x5424
-+#define TCSBRKP		0x5425
-+#define TIOCTTYGSTRUCT	0x5426
-+#define TIOCSBRK	0x5427
-+#define TIOCCBRK	0x5428
-+#define TIOCGSID	0x5429
-+#define TIOCGPTN	0x80045430
-+#define TIOCSPTLCK	0x40045431
-+#define TCGETX		0x5432
-+#define TCSETX		0x5433
-+#define TCSETXF		0x5434
-+#define TCSETXW		0x5435
-+
-+#define FIONCLEX	0x5450
-+#define FIOCLEX		0x5451
-+#define FIOASYNC	0x5452
-+#define TIOCSERCONFIG	0x5453
-+#define TIOCSERGWILD	0x5454
-+#define TIOCSERSWILD	0x5455
-+#define TIOCGLCKTRMIOS	0x5456
-+#define TIOCSLCKTRMIOS	0x5457
-+#define TIOCSERGSTRUCT	0x5458
-+#define TIOCSERGETLSR   0x5459
-+#define TIOCSERGETMULTI 0x545A
-+#define TIOCSERSETMULTI 0x545B
-+
-+#define TIOCMIWAIT	0x545C
-+#define TIOCGICOUNT	0x545D
-+#define TIOCGHAYESESP   0x545E
-+#define TIOCSHAYESESP   0x545F
-+#define FIOQSIZE	0x5460
-+
-+#define TIOCPKT_DATA		 0
-+#define TIOCPKT_FLUSHREAD	 1
-+#define TIOCPKT_FLUSHWRITE	 2
-+#define TIOCPKT_STOP		 4
-+#define TIOCPKT_START		 8
-+#define TIOCPKT_NOSTOP		16
-+#define TIOCPKT_DOSTOP		32
-+#define TIOCPKT_IOCTL		64
-+
-+#define TIOCSER_TEMT    0x01
-+
-+struct winsize {
-+	unsigned short ws_row;
-+	unsigned short ws_col;
-+	unsigned short ws_xpixel;
-+	unsigned short ws_ypixel;
-+};
-+
-+#define TIOCM_LE        0x001
-+#define TIOCM_DTR       0x002
-+#define TIOCM_RTS       0x004
-+#define TIOCM_ST        0x008
-+#define TIOCM_SR        0x010
-+#define TIOCM_CTS       0x020
-+#define TIOCM_CAR       0x040
-+#define TIOCM_RNG       0x080
-+#define TIOCM_DSR       0x100
-+#define TIOCM_CD        TIOCM_CAR
-+#define TIOCM_RI        TIOCM_RNG
-+#define TIOCM_OUT1      0x2000
-+#define TIOCM_OUT2      0x4000
-+#define TIOCM_LOOP      0x8000
-+#define TIOCM_MODEM_BITS TIOCM_OUT2
-+
-+#define N_TTY           0
-+#define N_SLIP          1
-+#define N_MOUSE         2
-+#define N_PPP           3
-+#define N_STRIP         4
-+#define N_AX25          5
-+#define N_X25           6
-+#define N_6PACK         7
-+#define N_MASC          8
-+#define N_R3964         9
-+#define N_PROFIBUS_FDL  10
-+#define N_IRDA          11
-+#define N_SMSBLOCK      12
-+#define N_HDLC          13
-+#define N_SYNC_PPP      14
-+#define N_HCI           15
-+
-+#define FIOSETOWN       0x8901
-+#define SIOCSPGRP       0x8902
-+#define FIOGETOWN       0x8903
-+#define SIOCGPGRP       0x8904
-+#define SIOCATMARK      0x8905
-+#define SIOCGSTAMP      0x8906
-+
-+#define SIOCADDRT       0x890B
-+#define SIOCDELRT       0x890C
-+#define SIOCRTMSG       0x890D
-+
-+#define SIOCGIFNAME     0x8910
-+#define SIOCSIFLINK     0x8911
-+#define SIOCGIFCONF     0x8912
-+#define SIOCGIFFLAGS    0x8913
-+#define SIOCSIFFLAGS    0x8914
-+#define SIOCGIFADDR     0x8915
-+#define SIOCSIFADDR     0x8916
-+#define SIOCGIFDSTADDR  0x8917
-+#define SIOCSIFDSTADDR  0x8918
-+#define SIOCGIFBRDADDR  0x8919
-+#define SIOCSIFBRDADDR  0x891a
-+#define SIOCGIFNETMASK  0x891b
-+#define SIOCSIFNETMASK  0x891c
-+#define SIOCGIFMETRIC   0x891d
-+#define SIOCSIFMETRIC   0x891e
-+#define SIOCGIFMEM      0x891f
-+#define SIOCSIFMEM      0x8920
-+#define SIOCGIFMTU      0x8921
-+#define SIOCSIFMTU      0x8922
-+#define SIOCSIFHWADDR   0x8924
-+#define SIOCGIFENCAP    0x8925
-+#define SIOCSIFENCAP    0x8926
-+#define SIOCGIFHWADDR   0x8927
-+#define SIOCGIFSLAVE    0x8929
-+#define SIOCSIFSLAVE    0x8930
-+#define SIOCADDMULTI    0x8931
-+#define SIOCDELMULTI    0x8932
-+#define SIOCGIFINDEX    0x8933
-+#define SIOGIFINDEX     SIOCGIFINDEX
-+#define SIOCSIFPFLAGS   0x8934
-+#define SIOCGIFPFLAGS   0x8935
-+#define SIOCDIFADDR     0x8936
-+#define SIOCSIFHWBROADCAST 0x8937
-+#define SIOCGIFCOUNT    0x8938
-+
-+#define SIOCGIFBR       0x8940
-+#define SIOCSIFBR       0x8941
-+
-+#define SIOCGIFTXQLEN   0x8942
-+#define SIOCSIFTXQLEN   0x8943
-+
-+#define SIOCDARP        0x8953
-+#define SIOCGARP        0x8954
-+#define SIOCSARP        0x8955
-+
-+#define SIOCDRARP       0x8960
-+#define SIOCGRARP       0x8961
-+#define SIOCSRARP       0x8962
-+
-+#define SIOCGIFMAP      0x8970
-+#define SIOCSIFMAP      0x8971
-+
-+#define SIOCADDDLCI     0x8980
-+#define SIOCDELDLCI     0x8981
-+
-+#define SIOCDEVPRIVATE		0x89F0
-+#define SIOCPROTOPRIVATE	0x89E0
---- /dev/null
-+++ b/arch/generic/bits/ipc.h
-@@ -0,0 +1,14 @@
-+struct ipc_perm
-+{
-+	key_t __ipc_perm_key;
-+	uid_t uid;
-+	gid_t gid;
-+	uid_t cuid;
-+	gid_t cgid;
-+	mode_t mode;
-+	int __ipc_perm_seq;
-+	long __pad1;
-+	long __pad2;
-+};
-+
-+#define IPC_64 0x100
---- /dev/null
-+++ b/arch/generic/bits/msg.h
-@@ -0,0 +1,16 @@
-+struct msqid_ds
-+{
-+	struct ipc_perm msg_perm;
-+	time_t msg_stime;
-+	int __unused1;
-+	time_t msg_rtime;
-+	int __unused2;
-+	time_t msg_ctime;
-+	int __unused3;
-+	unsigned long msg_cbytes;
-+	msgqnum_t msg_qnum;
-+	msglen_t msg_qbytes;
-+	pid_t msg_lspid;
-+	pid_t msg_lrpid;
-+	unsigned long __unused[2];
-+};
---- /dev/null
-+++ b/arch/generic/bits/sem.h
-@@ -0,0 +1,16 @@
-+struct semid_ds {
-+	struct ipc_perm sem_perm;
-+	time_t sem_otime;
-+	time_t __unused1;
-+	time_t sem_ctime;
-+	time_t __unused2;
-+#if __BYTE_ORDER == __LITTLE_ENDIAN
-+	unsigned short sem_nsems;
-+	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
-+#else
-+	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
-+	unsigned short sem_nsems;
-+#endif
-+	time_t __unused3;
-+	time_t __unused4;
-+};
---- /dev/null
-+++ b/arch/generic/bits/shm.h
-@@ -0,0 +1,29 @@
-+#define SHMLBA 4096
-+
-+struct shmid_ds
-+{
-+	struct ipc_perm shm_perm;
-+	size_t shm_segsz;
-+	time_t shm_atime;
-+	int __unused1;
-+	time_t shm_dtime;
-+	int __unused2;
-+	time_t shm_ctime;
-+	int __unused3;
-+	pid_t shm_cpid;
-+	pid_t shm_lpid;
-+	unsigned long shm_nattch;
-+	unsigned long __pad1;
-+	unsigned long __pad2;
-+};
-+
-+struct shminfo {
-+	unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
-+};
-+
-+struct shm_info {
-+	int __used_ids;
-+	unsigned long shm_tot, shm_rss, shm_swp;
-+	unsigned long __swap_attempts, __swap_successes;
-+};
-+
---- /dev/null
-+++ b/arch/generic/bits/socket.h
-@@ -0,0 +1,17 @@
-+struct msghdr
-+{
-+	void *msg_name;
-+	socklen_t msg_namelen;
-+	struct iovec *msg_iov;
-+	int msg_iovlen;
-+	void *msg_control;
-+	socklen_t msg_controllen;
-+	int msg_flags;
-+};
-+
-+struct cmsghdr
-+{
-+	socklen_t cmsg_len;
-+	int cmsg_level;
-+	int cmsg_type;
-+};
---- /dev/null
-+++ b/arch/generic/bits/statfs.h
-@@ -0,0 +1,7 @@
-+struct statfs {
-+	unsigned long f_type, f_bsize;
-+	fsblkcnt_t f_blocks, f_bfree, f_bavail;
-+	fsfilcnt_t f_files, f_ffree;
-+	fsid_t f_fsid;
-+	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
-+};
---- /dev/null
-+++ b/arch/generic/bits/stdarg.h
-@@ -0,0 +1,4 @@
-+#define va_start(v,l)   __builtin_va_start(v,l)
-+#define va_end(v)       __builtin_va_end(v)
-+#define va_arg(v,l)     __builtin_va_arg(v,l)
-+#define va_copy(d,s)    __builtin_va_copy(d,s)
---- /dev/null
-+++ b/arch/generic/bits/termios.h
-@@ -0,0 +1,160 @@
-+struct termios
-+{
-+	tcflag_t c_iflag;
-+	tcflag_t c_oflag;
-+	tcflag_t c_cflag;
-+	tcflag_t c_lflag;
-+	cc_t c_line;
-+	cc_t c_cc[NCCS];
-+	speed_t __c_ispeed;
-+	speed_t __c_ospeed;
-+};
-+
-+#define VINTR     0
-+#define VQUIT     1
-+#define VERASE    2
-+#define VKILL     3
-+#define VEOF      4
-+#define VTIME     5
-+#define VMIN      6
-+#define VSWTC     7
-+#define VSTART    8
-+#define VSTOP     9
-+#define VSUSP    10
-+#define VEOL     11
-+#define VREPRINT 12
-+#define VDISCARD 13
-+#define VWERASE  14
-+#define VLNEXT   15
-+#define VEOL2    16
-+
-+#define IGNBRK  0000001
-+#define BRKINT  0000002
-+#define IGNPAR  0000004
-+#define PARMRK  0000010
-+#define INPCK   0000020
-+#define ISTRIP  0000040
-+#define INLCR   0000100
-+#define IGNCR   0000200
-+#define ICRNL   0000400
-+#define IUCLC   0001000
-+#define IXON    0002000
-+#define IXANY   0004000
-+#define IXOFF   0010000
-+#define IMAXBEL 0020000
-+#define IUTF8   0040000
-+
-+#define OPOST  0000001
-+#define OLCUC  0000002
-+#define ONLCR  0000004
-+#define OCRNL  0000010
-+#define ONOCR  0000020
-+#define ONLRET 0000040
-+#define OFILL  0000100
-+#define OFDEL  0000200
-+#define NLDLY  0000400
-+#define NL0    0000000
-+#define NL1    0000400
-+#define CRDLY  0003000
-+#define CR0    0000000
-+#define CR1    0001000
-+#define CR2    0002000
-+#define CR3    0003000
-+#define TABDLY 0014000
-+#define TAB0   0000000
-+#define TAB1   0004000
-+#define TAB2   0010000
-+#define TAB3   0014000
-+#define BSDLY  0020000
-+#define BS0    0000000
-+#define BS1    0020000
-+#define FFDLY  0100000
-+#define FF0    0000000
-+#define FF1    0100000
-+
-+#define VTDLY  0040000
-+#define VT0    0000000
-+#define VT1    0040000
-+
-+#define B0       0000000
-+#define B50      0000001
-+#define B75      0000002
-+#define B110     0000003
-+#define B134     0000004
-+#define B150     0000005
-+#define B200     0000006
-+#define B300     0000007
-+#define B600     0000010
-+#define B1200    0000011
-+#define B1800    0000012
-+#define B2400    0000013
-+#define B4800    0000014
-+#define B9600    0000015
-+#define B19200   0000016
-+#define B38400   0000017
-+
-+#define B57600   0010001
-+#define B115200  0010002
-+#define B230400  0010003
-+#define B460800  0010004
-+#define B500000  0010005
-+#define B576000  0010006
-+#define B921600  0010007
-+#define B1000000 0010010
-+#define B1152000 0010011
-+#define B1500000 0010012
-+#define B2000000 0010013
-+#define B2500000 0010014
-+#define B3000000 0010015
-+#define B3500000 0010016
-+#define B4000000 0010017
-+
-+#define CBAUD    0010017
-+
-+#define CSIZE  0000060
-+#define CS5    0000000
-+#define CS6    0000020
-+#define CS7    0000040
-+#define CS8    0000060
-+#define CSTOPB 0000100
-+#define CREAD  0000200
-+#define PARENB 0000400
-+#define PARODD 0001000
-+#define HUPCL  0002000
-+#define CLOCAL 0004000
-+
-+#define ISIG   0000001
-+#define ICANON 0000002
-+#define ECHO   0000010
-+#define ECHOE  0000020
-+#define ECHOK  0000040
-+#define ECHONL 0000100
-+#define NOFLSH 0000200
-+#define TOSTOP 0000400
-+#define IEXTEN 0100000
-+
-+#define ECHOCTL 0001000
-+#define ECHOPRT 0002000
-+#define ECHOKE 0004000
-+#define FLUSHO 0010000
-+#define PENDIN 0040000
-+
-+#define TCOOFF 0
-+#define TCOON  1
-+#define TCIOFF 2
-+#define TCION  3
-+
-+#define TCIFLUSH  0
-+#define TCOFLUSH  1
-+#define TCIOFLUSH 2
-+
-+#define TCSANOW   0
-+#define TCSADRAIN 1
-+#define TCSAFLUSH 2
-+
-+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define CBAUDEX 0010000
-+#define CRTSCTS  020000000000
-+#define EXTPROC 0200000
-+#define XTABS  0014000
-+#endif
---- a/arch/i386/atomic.h
-+++ /dev/null
-@@ -1,110 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_64(uint64_t x)
--{
--	int r;
--	__asm__( "bsf %1,%0 ; jnz 1f ; bsf %2,%0 ; addl $32,%0\n1:"
--		: "=&r"(r) : "r"((unsigned)x), "r"((unsigned)(x>>32)) );
--	return r;
--}
--
--static inline int a_ctz_l(unsigned long x)
--{
--	long r;
--	__asm__( "bsf %1,%0" : "=r"(r) : "r"(x) );
--	return r;
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; andl %1, (%0) ; lock ; andl %2, 4(%0)"
--		: : "r"((long *)p), "r"((unsigned)v), "r"((unsigned)(v>>32)) : "memory" );
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; orl %1, (%0) ; lock ; orl %2, 4(%0)"
--		: : "r"((long *)p), "r"((unsigned)v), "r"((unsigned)(v>>32)) : "memory" );
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	__asm__( "lock ; orl %1, %0"
--		: "=m"(*(long *)p) : "r"(v) : "memory" );
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*(long *)p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	__asm__( "lock ; orl %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	__asm__( "lock ; andl %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	__asm__( "xchg %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--#define a_xchg a_swap
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	__asm__( "lock ; xadd %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	__asm__( "lock ; incl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	__asm__( "lock ; decl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__( "movl %1, %0 ; lock ; orl $0,(%%esp)" : "=m"(*p) : "r"(x) : "memory" );
--}
--
--static inline void a_spin()
--{
--	__asm__ __volatile__( "pause" : : : "memory" );
--}
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__( "" : : : "memory" );
--}
--
--static inline void a_crash()
--{
--	__asm__ __volatile__( "hlt" : : : "memory" );
--}
--
--
--#endif
---- /dev/null
-+++ b/arch/i386/atomic_arch.h
-@@ -0,0 +1,101 @@
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	__asm__ __volatile__ (
-+		"lock ; cmpxchg %3, %1"
-+		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
-+	return t;
-+}
-+
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"xchg %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; xadd %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_and a_and
-+static inline void a_and(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; and %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_or a_or
-+static inline void a_or(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; or %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_inc a_inc
-+static inline void a_inc(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; incl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_dec a_dec
-+static inline void a_dec(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; decl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_store a_store
-+static inline void a_store(volatile int *p, int x)
-+{
-+	__asm__ __volatile__(
-+		"mov %1, %0 ; lock ; orl $0,(%%esp)"
-+		: "=m"(*p) : "r"(x) : "memory" );
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__( "" : : : "memory" );
-+}
-+
-+#define a_pause a_pause
-+static inline void a_spin()
-+{
-+	__asm__ __volatile__( "pause" : : : "memory" );
-+}
-+
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	__asm__ __volatile__( "hlt" : : : "memory" );
-+}
-+
-+#define a_ctz_64 a_ctz_64
-+static inline int a_ctz_64(uint64_t x)
-+{
-+	int r;
-+	__asm__( "bsf %1,%0 ; jnz 1f ; bsf %2,%0 ; add $32,%0\n1:"
-+		: "=&r"(r) : "r"((unsigned)x), "r"((unsigned)(x>>32)) );
-+	return r;
-+}
-+
-+#define a_ctz_l a_ctz_l
-+static inline int a_ctz_l(unsigned long x)
-+{
-+	long r;
-+	__asm__( "bsf %1,%0" : "=r"(r) : "r"(x) );
-+	return r;
-+}
---- a/arch/i386/bits/alltypes.h.in
-+++ b/arch/i386/bits/alltypes.h.in
-@@ -26,10 +26,12 @@ TYPEDEF long double float_t;
- TYPEDEF long double double_t;
- #endif
- 
--#ifdef __cplusplus
--TYPEDEF struct { alignas(8) long long __ll; long double __ld; } max_align_t;
--#else
-+#if !defined(__cplusplus)
- TYPEDEF struct { _Alignas(8) long long __ll; long double __ld; } max_align_t;
-+#elif defined(__GNUC__)
-+TYPEDEF struct { __attribute__((__aligned__(8))) long long __ll; long double __ld; } max_align_t;
-+#else
-+TYPEDEF struct { alignas(8) long long __ll; long double __ld; } max_align_t;
- #endif
- 
- TYPEDEF long time_t;
---- a/arch/i386/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/i386/bits/fcntl.h
-+++ /dev/null
-@@ -1,40 +0,0 @@
--#define O_CREAT        0100
--#define O_EXCL         0200
--#define O_NOCTTY       0400
--#define O_TRUNC       01000
--#define O_APPEND      02000
--#define O_NONBLOCK    04000
--#define O_DSYNC      010000
--#define O_SYNC     04010000
--#define O_RSYNC    04010000
--#define O_DIRECTORY 0200000
--#define O_NOFOLLOW  0400000
--#define O_CLOEXEC  02000000
--
--#define O_ASYNC      020000
--#define O_DIRECT     040000
--#define O_LARGEFILE 0100000
--#define O_NOATIME  01000000
--#define O_PATH    010000000
--#define O_TMPFILE 020200000
--#define O_NDELAY O_NONBLOCK
--
--#define F_DUPFD  0
--#define F_GETFD  1
--#define F_SETFD  2
--#define F_GETFL  3
--#define F_SETFL  4
--
--#define F_SETOWN 8
--#define F_GETOWN 9
--#define F_SETSIG 10
--#define F_GETSIG 11
--
--#define F_GETLK 12
--#define F_SETLK 13
--#define F_SETLKW 14
--
--#define F_SETOWN_EX 15
--#define F_GETOWN_EX 16
--
--#define F_GETOWNER_UIDS 17
---- a/arch/i386/bits/ioctl.h
-+++ /dev/null
-@@ -1,197 +0,0 @@
--#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
--#define _IOC_NONE  0U
--#define _IOC_WRITE 1U
--#define _IOC_READ  2U
--
--#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
--#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
--#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
--#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
--
--#define TCGETS		0x5401
--#define TCSETS		0x5402
--#define TCSETSW		0x5403
--#define TCSETSF		0x5404
--#define TCGETA		0x5405
--#define TCSETA		0x5406
--#define TCSETAW		0x5407
--#define TCSETAF		0x5408
--#define TCSBRK		0x5409
--#define TCXONC		0x540A
--#define TCFLSH		0x540B
--#define TIOCEXCL	0x540C
--#define TIOCNXCL	0x540D
--#define TIOCSCTTY	0x540E
--#define TIOCGPGRP	0x540F
--#define TIOCSPGRP	0x5410
--#define TIOCOUTQ	0x5411
--#define TIOCSTI		0x5412
--#define TIOCGWINSZ	0x5413
--#define TIOCSWINSZ	0x5414
--#define TIOCMGET	0x5415
--#define TIOCMBIS	0x5416
--#define TIOCMBIC	0x5417
--#define TIOCMSET	0x5418
--#define TIOCGSOFTCAR	0x5419
--#define TIOCSSOFTCAR	0x541A
--#define FIONREAD	0x541B
--#define TIOCINQ		FIONREAD
--#define TIOCLINUX	0x541C
--#define TIOCCONS	0x541D
--#define TIOCGSERIAL	0x541E
--#define TIOCSSERIAL	0x541F
--#define TIOCPKT		0x5420
--#define FIONBIO		0x5421
--#define TIOCNOTTY	0x5422
--#define TIOCSETD	0x5423
--#define TIOCGETD	0x5424
--#define TCSBRKP		0x5425
--#define TIOCTTYGSTRUCT	0x5426
--#define TIOCSBRK	0x5427
--#define TIOCCBRK	0x5428
--#define TIOCGSID	0x5429
--#define TIOCGPTN	0x80045430
--#define TIOCSPTLCK	0x40045431
--#define TCGETX		0x5432
--#define TCSETX		0x5433
--#define TCSETXF		0x5434
--#define TCSETXW		0x5435
--
--#define FIONCLEX	0x5450
--#define FIOCLEX		0x5451
--#define FIOASYNC	0x5452
--#define TIOCSERCONFIG	0x5453
--#define TIOCSERGWILD	0x5454
--#define TIOCSERSWILD	0x5455
--#define TIOCGLCKTRMIOS	0x5456
--#define TIOCSLCKTRMIOS	0x5457
--#define TIOCSERGSTRUCT	0x5458
--#define TIOCSERGETLSR   0x5459
--#define TIOCSERGETMULTI 0x545A
--#define TIOCSERSETMULTI 0x545B
--
--#define TIOCMIWAIT	0x545C
--#define TIOCGICOUNT	0x545D
--#define TIOCGHAYESESP   0x545E
--#define TIOCSHAYESESP   0x545F
--#define FIOQSIZE	0x5460
--
--#define TIOCPKT_DATA		 0
--#define TIOCPKT_FLUSHREAD	 1
--#define TIOCPKT_FLUSHWRITE	 2
--#define TIOCPKT_STOP		 4
--#define TIOCPKT_START		 8
--#define TIOCPKT_NOSTOP		16
--#define TIOCPKT_DOSTOP		32
--#define TIOCPKT_IOCTL		64
--
--#define TIOCSER_TEMT    0x01
--
--struct winsize {
--	unsigned short ws_row;
--	unsigned short ws_col;
--	unsigned short ws_xpixel;
--	unsigned short ws_ypixel;
--};
--
--#define TIOCM_LE        0x001
--#define TIOCM_DTR       0x002
--#define TIOCM_RTS       0x004
--#define TIOCM_ST        0x008
--#define TIOCM_SR        0x010
--#define TIOCM_CTS       0x020
--#define TIOCM_CAR       0x040
--#define TIOCM_RNG       0x080
--#define TIOCM_DSR       0x100
--#define TIOCM_CD        TIOCM_CAR
--#define TIOCM_RI        TIOCM_RNG
--#define TIOCM_OUT1      0x2000
--#define TIOCM_OUT2      0x4000
--#define TIOCM_LOOP      0x8000
--#define TIOCM_MODEM_BITS TIOCM_OUT2
--
--#define N_TTY           0
--#define N_SLIP          1
--#define N_MOUSE         2
--#define N_PPP           3
--#define N_STRIP         4
--#define N_AX25          5
--#define N_X25           6
--#define N_6PACK         7
--#define N_MASC          8
--#define N_R3964         9
--#define N_PROFIBUS_FDL  10
--#define N_IRDA          11
--#define N_SMSBLOCK      12
--#define N_HDLC          13
--#define N_SYNC_PPP      14
--#define N_HCI           15
--
--#define FIOSETOWN       0x8901
--#define SIOCSPGRP       0x8902
--#define FIOGETOWN       0x8903
--#define SIOCGPGRP       0x8904
--#define SIOCATMARK      0x8905
--#define SIOCGSTAMP      0x8906
--
--#define SIOCADDRT       0x890B
--#define SIOCDELRT       0x890C
--#define SIOCRTMSG       0x890D
--
--#define SIOCGIFNAME     0x8910
--#define SIOCSIFLINK     0x8911
--#define SIOCGIFCONF     0x8912
--#define SIOCGIFFLAGS    0x8913
--#define SIOCSIFFLAGS    0x8914
--#define SIOCGIFADDR     0x8915
--#define SIOCSIFADDR     0x8916
--#define SIOCGIFDSTADDR  0x8917
--#define SIOCSIFDSTADDR  0x8918
--#define SIOCGIFBRDADDR  0x8919
--#define SIOCSIFBRDADDR  0x891a
--#define SIOCGIFNETMASK  0x891b
--#define SIOCSIFNETMASK  0x891c
--#define SIOCGIFMETRIC   0x891d
--#define SIOCSIFMETRIC   0x891e
--#define SIOCGIFMEM      0x891f
--#define SIOCSIFMEM      0x8920
--#define SIOCGIFMTU      0x8921
--#define SIOCSIFMTU      0x8922
--#define SIOCSIFHWADDR   0x8924
--#define SIOCGIFENCAP    0x8925
--#define SIOCSIFENCAP    0x8926
--#define SIOCGIFHWADDR   0x8927
--#define SIOCGIFSLAVE    0x8929
--#define SIOCSIFSLAVE    0x8930
--#define SIOCADDMULTI    0x8931
--#define SIOCDELMULTI    0x8932
--#define SIOCGIFINDEX    0x8933
--#define SIOGIFINDEX     SIOCGIFINDEX
--#define SIOCSIFPFLAGS   0x8934
--#define SIOCGIFPFLAGS   0x8935
--#define SIOCDIFADDR     0x8936
--#define SIOCSIFHWBROADCAST 0x8937
--#define SIOCGIFCOUNT    0x8938
--
--#define SIOCGIFBR       0x8940
--#define SIOCSIFBR       0x8941
--
--#define SIOCGIFTXQLEN   0x8942
--#define SIOCSIFTXQLEN   0x8943
--
--#define SIOCDARP        0x8953
--#define SIOCGARP        0x8954
--#define SIOCSARP        0x8955
--
--#define SIOCDRARP       0x8960
--#define SIOCGRARP       0x8961
--#define SIOCSRARP       0x8962
--
--#define SIOCGIFMAP      0x8970
--#define SIOCSIFMAP      0x8971
--
--#define SIOCADDDLCI     0x8980
--#define SIOCDELDLCI     0x8981
--
--#define SIOCDEVPRIVATE		0x89F0
--#define SIOCPROTOPRIVATE	0x89E0
---- a/arch/i386/bits/ipc.h
-+++ /dev/null
-@@ -1,14 +0,0 @@
--struct ipc_perm
--{
--	key_t __ipc_perm_key;
--	uid_t uid;
--	gid_t gid;
--	uid_t cuid;
--	gid_t cgid;
--	mode_t mode;
--	int __ipc_perm_seq;
--	long __pad1;
--	long __pad2;
--};
--
--#define IPC_64 0x100
---- a/arch/i386/bits/mman.h
-+++ b/arch/i386/bits/mman.h
-@@ -38,6 +38,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/i386/bits/msg.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct msqid_ds
--{
--	struct ipc_perm msg_perm;
--	time_t msg_stime;
--	int __unused1;
--	time_t msg_rtime;
--	int __unused2;
--	time_t msg_ctime;
--	int __unused3;
--	unsigned long msg_cbytes;
--	msgqnum_t msg_qnum;
--	msglen_t msg_qbytes;
--	pid_t msg_lspid;
--	pid_t msg_lrpid;
--	unsigned long __unused[2];
--};
---- a/arch/i386/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/i386/bits/shm.h
-+++ /dev/null
-@@ -1,29 +0,0 @@
--#define SHMLBA 4096
--
--struct shmid_ds
--{
--	struct ipc_perm shm_perm;
--	size_t shm_segsz;
--	time_t shm_atime;
--	int __unused1;
--	time_t shm_dtime;
--	int __unused2;
--	time_t shm_ctime;
--	int __unused3;
--	pid_t shm_cpid;
--	pid_t shm_lpid;
--	unsigned long shm_nattch;
--	unsigned long __pad1;
--	unsigned long __pad2;
--};
--
--struct shminfo {
--	unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
--};
--
--struct shm_info {
--	int __used_ids;
--	unsigned long shm_tot, shm_rss, shm_swp;
--	unsigned long __swap_attempts, __swap_successes;
--};
--
---- a/arch/i386/bits/socket.h
-+++ /dev/null
-@@ -1,17 +0,0 @@
--struct msghdr
--{
--	void *msg_name;
--	socklen_t msg_namelen;
--	struct iovec *msg_iov;
--	int msg_iovlen;
--	void *msg_control;
--	socklen_t msg_controllen;
--	int msg_flags;
--};
--
--struct cmsghdr
--{
--	socklen_t cmsg_len;
--	int cmsg_level;
--	int cmsg_type;
--};
---- a/arch/i386/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/i386/bits/syscall.h
-+++ b/arch/i386/bits/syscall.h
-@@ -357,6 +357,24 @@
- #define __NR_memfd_create	356
- #define __NR_bpf		357
- #define __NR_execveat		358
-+#define __NR_socket		359
-+#define __NR_socketpair		360
-+#define __NR_bind		361
-+#define __NR_connect		362
-+#define __NR_listen		363
-+#define __NR_accept4		364
-+#define __NR_getsockopt		365
-+#define __NR_setsockopt		366
-+#define __NR_getsockname	367
-+#define __NR_getpeername	368
-+#define __NR_sendto		369
-+#define __NR_sendmsg		370
-+#define __NR_recvfrom		371
-+#define __NR_recvmsg		372
-+#define __NR_shutdown		373
-+#define __NR_userfaultfd	374
-+#define __NR_membarrier		375
-+#define __NR_mlock2		376
- 
- 
- /* Repeated with SYS_ prefix */
-@@ -720,3 +738,21 @@
- #define SYS_memfd_create	356
- #define SYS_bpf			357
- #define SYS_execveat		358
-+#define SYS_socket		359
-+#define SYS_socketpair		360
-+#define SYS_bind		361
-+#define SYS_connect		362
-+#define SYS_listen		363
-+#define SYS_accept4		364
-+#define SYS_getsockopt		365
-+#define SYS_setsockopt		366
-+#define SYS_getsockname		367
-+#define SYS_getpeername		368
-+#define SYS_sendto		369
-+#define SYS_sendmsg		370
-+#define SYS_recvfrom		371
-+#define SYS_recvmsg		372
-+#define SYS_shutdown		373
-+#define SYS_userfaultfd		374
-+#define SYS_membarrier		375
-+#define SYS_mlock2		376
---- a/arch/i386/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/i386/pthread_arch.h
-+++ b/arch/i386/pthread_arch.h
-@@ -7,4 +7,4 @@ static inline struct pthread *__pthread_
- 
- #define TP_ADJ(p) (p)
- 
--#define CANCEL_REG_IP 14
-+#define MC_PC gregs[REG_EIP]
---- a/arch/i386/syscall_arch.h
-+++ b/arch/i386/syscall_arch.h
-@@ -55,3 +55,5 @@ static inline long __syscall6(long n, lo
- #define VDSO_USEFUL
- #define VDSO_CGT_SYM "__vdso_clock_gettime"
- #define VDSO_CGT_VER "LINUX_2.6"
-+
-+#define SYSCALL_USE_SOCKETCALL
---- a/arch/microblaze/atomic.h
-+++ /dev/null
-@@ -1,143 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	register int old, tmp;
--	__asm__ __volatile__ (
--		"	addi %0, r0, 0\n"
--		"1:	lwx %0, %2, r0\n"
--		"	rsubk %1, %0, %3\n"
--		"	bnei %1, 1f\n"
--		"	swx %4, %2, r0\n"
--		"	addic %1, r0, 0\n"
--		"	bnei %1, 1b\n"
--		"1:	"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(p), "r"(t), "r"(s)
--		: "cc", "memory" );
--	return old;
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	register int old, tmp;
--	__asm__ __volatile__ (
--		"	addi %0, r0, 0\n"
--		"1:	lwx %0, %2, r0\n"
--		"	swx %3, %2, r0\n"
--		"	addic %1, r0, 0\n"
--		"	bnei %1, 1b\n"
--		"1:	"
--		: "=&r"(old), "=&r"(tmp)
--		: "r"(x), "r"(v)
--		: "cc", "memory" );
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	register int new, tmp;
--	__asm__ __volatile__ (
--		"	addi %0, r0, 0\n"
--		"1:	lwx %0, %2, r0\n"
--		"	addk %0, %0, %3\n"
--		"	swx %0, %2, r0\n"
--		"	addic %1, r0, 0\n"
--		"	bnei %1, 1b\n"
--		"1:	"
--		: "=&r"(new), "=&r"(tmp)
--		: "r"(x), "r"(v)
--		: "cc", "memory" );
--	return new-v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	a_fetch_add(x, 1);
--}
--
--static inline void a_dec(volatile int *x)
--{
--	a_fetch_add(x, -1);
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__ __volatile__ (
--		"swi %1, %0"
--		: "=m"(*p) : "r"(x) : "memory" );
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
--	a_cas(&(int){0}, 0, 0);
--}
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old&v) != old);
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old|v) != old);
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p, u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p, u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/microblaze/atomic_arch.h
-@@ -0,0 +1,53 @@
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	register int old, tmp;
-+	__asm__ __volatile__ (
-+		"	addi %0, r0, 0\n"
-+		"1:	lwx %0, %2, r0\n"
-+		"	rsubk %1, %0, %3\n"
-+		"	bnei %1, 1f\n"
-+		"	swx %4, %2, r0\n"
-+		"	addic %1, r0, 0\n"
-+		"	bnei %1, 1b\n"
-+		"1:	"
-+		: "=&r"(old), "=&r"(tmp)
-+		: "r"(p), "r"(t), "r"(s)
-+		: "cc", "memory" );
-+	return old;
-+}
-+
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *x, int v)
-+{
-+	register int old, tmp;
-+	__asm__ __volatile__ (
-+		"	addi %0, r0, 0\n"
-+		"1:	lwx %0, %2, r0\n"
-+		"	swx %3, %2, r0\n"
-+		"	addic %1, r0, 0\n"
-+		"	bnei %1, 1b\n"
-+		"1:	"
-+		: "=&r"(old), "=&r"(tmp)
-+		: "r"(x), "r"(v)
-+		: "cc", "memory" );
-+	return old;
-+}
-+
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *x, int v)
-+{
-+	register int new, tmp;
-+	__asm__ __volatile__ (
-+		"	addi %0, r0, 0\n"
-+		"1:	lwx %0, %2, r0\n"
-+		"	addk %0, %0, %3\n"
-+		"	swx %0, %2, r0\n"
-+		"	addic %1, r0, 0\n"
-+		"	bnei %1, 1b\n"
-+		"1:	"
-+		: "=&r"(new), "=&r"(tmp)
-+		: "r"(x), "r"(v)
-+		: "cc", "memory" );
-+	return new-v;
-+}
---- a/arch/microblaze/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/microblaze/bits/fcntl.h
-+++ /dev/null
-@@ -1,40 +0,0 @@
--#define O_CREAT        0100
--#define O_EXCL         0200
--#define O_NOCTTY       0400
--#define O_TRUNC       01000
--#define O_APPEND      02000
--#define O_NONBLOCK    04000
--#define O_DSYNC      010000
--#define O_SYNC     04010000
--#define O_RSYNC    04010000
--#define O_DIRECTORY 0200000
--#define O_NOFOLLOW  0400000
--#define O_CLOEXEC  02000000
--
--#define O_ASYNC      020000
--#define O_DIRECT     040000
--#define O_LARGEFILE 0100000
--#define O_NOATIME  01000000
--#define O_PATH    010000000
--#define O_TMPFILE 020200000
--#define O_NDELAY O_NONBLOCK
--
--#define F_DUPFD  0
--#define F_GETFD  1
--#define F_SETFD  2
--#define F_GETFL  3
--#define F_SETFL  4
--
--#define F_SETOWN 8
--#define F_GETOWN 9
--#define F_SETSIG 10
--#define F_GETSIG 11
--
--#define F_GETLK 12
--#define F_SETLK 13
--#define F_SETLKW 14
--
--#define F_SETOWN_EX 15
--#define F_GETOWN_EX 16
--
--#define F_GETOWNER_UIDS 17
---- a/arch/microblaze/bits/fenv.h
-+++ /dev/null
-@@ -1,10 +0,0 @@
--#define FE_ALL_EXCEPT 0
--#define FE_TONEAREST  0
--
--typedef unsigned long fexcept_t;
--
--typedef struct {
--	unsigned long __cw;
--} fenv_t;
--
--#define FE_DFL_ENV      ((const fenv_t *) -1)
---- a/arch/microblaze/bits/ioctl.h
-+++ /dev/null
-@@ -1,197 +0,0 @@
--#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
--#define _IOC_NONE  0U
--#define _IOC_WRITE 1U
--#define _IOC_READ  2U
--
--#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
--#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
--#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
--#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
--
--#define TCGETS		0x5401
--#define TCSETS		0x5402
--#define TCSETSW		0x5403
--#define TCSETSF		0x5404
--#define TCGETA		0x5405
--#define TCSETA		0x5406
--#define TCSETAW		0x5407
--#define TCSETAF		0x5408
--#define TCSBRK		0x5409
--#define TCXONC		0x540A
--#define TCFLSH		0x540B
--#define TIOCEXCL	0x540C
--#define TIOCNXCL	0x540D
--#define TIOCSCTTY	0x540E
--#define TIOCGPGRP	0x540F
--#define TIOCSPGRP	0x5410
--#define TIOCOUTQ	0x5411
--#define TIOCSTI		0x5412
--#define TIOCGWINSZ	0x5413
--#define TIOCSWINSZ	0x5414
--#define TIOCMGET	0x5415
--#define TIOCMBIS	0x5416
--#define TIOCMBIC	0x5417
--#define TIOCMSET	0x5418
--#define TIOCGSOFTCAR	0x5419
--#define TIOCSSOFTCAR	0x541A
--#define FIONREAD	0x541B
--#define TIOCINQ		FIONREAD
--#define TIOCLINUX	0x541C
--#define TIOCCONS	0x541D
--#define TIOCGSERIAL	0x541E
--#define TIOCSSERIAL	0x541F
--#define TIOCPKT		0x5420
--#define FIONBIO		0x5421
--#define TIOCNOTTY	0x5422
--#define TIOCSETD	0x5423
--#define TIOCGETD	0x5424
--#define TCSBRKP		0x5425
--#define TIOCTTYGSTRUCT	0x5426
--#define TIOCSBRK	0x5427
--#define TIOCCBRK	0x5428
--#define TIOCGSID	0x5429
--#define TIOCGPTN	0x80045430
--#define TIOCSPTLCK	0x40045431
--#define TCGETX		0x5432
--#define TCSETX		0x5433
--#define TCSETXF		0x5434
--#define TCSETXW		0x5435
--
--#define FIONCLEX	0x5450
--#define FIOCLEX		0x5451
--#define FIOASYNC	0x5452
--#define TIOCSERCONFIG	0x5453
--#define TIOCSERGWILD	0x5454
--#define TIOCSERSWILD	0x5455
--#define TIOCGLCKTRMIOS	0x5456
--#define TIOCSLCKTRMIOS	0x5457
--#define TIOCSERGSTRUCT	0x5458
--#define TIOCSERGETLSR   0x5459
--#define TIOCSERGETMULTI 0x545A
--#define TIOCSERSETMULTI 0x545B
--
--#define TIOCMIWAIT	0x545C
--#define TIOCGICOUNT	0x545D
--#define TIOCGHAYESESP   0x545E
--#define TIOCSHAYESESP   0x545F
--#define FIOQSIZE	0x5460
--
--#define TIOCPKT_DATA		 0
--#define TIOCPKT_FLUSHREAD	 1
--#define TIOCPKT_FLUSHWRITE	 2
--#define TIOCPKT_STOP		 4
--#define TIOCPKT_START		 8
--#define TIOCPKT_NOSTOP		16
--#define TIOCPKT_DOSTOP		32
--#define TIOCPKT_IOCTL		64
--
--#define TIOCSER_TEMT    0x01
--
--struct winsize {
--	unsigned short ws_row;
--	unsigned short ws_col;
--	unsigned short ws_xpixel;
--	unsigned short ws_ypixel;
--};
--
--#define TIOCM_LE        0x001
--#define TIOCM_DTR       0x002
--#define TIOCM_RTS       0x004
--#define TIOCM_ST        0x008
--#define TIOCM_SR        0x010
--#define TIOCM_CTS       0x020
--#define TIOCM_CAR       0x040
--#define TIOCM_RNG       0x080
--#define TIOCM_DSR       0x100
--#define TIOCM_CD        TIOCM_CAR
--#define TIOCM_RI        TIOCM_RNG
--#define TIOCM_OUT1      0x2000
--#define TIOCM_OUT2      0x4000
--#define TIOCM_LOOP      0x8000
--#define TIOCM_MODEM_BITS TIOCM_OUT2
--
--#define N_TTY           0
--#define N_SLIP          1
--#define N_MOUSE         2
--#define N_PPP           3
--#define N_STRIP         4
--#define N_AX25          5
--#define N_X25           6
--#define N_6PACK         7
--#define N_MASC          8
--#define N_R3964         9
--#define N_PROFIBUS_FDL  10
--#define N_IRDA          11
--#define N_SMSBLOCK      12
--#define N_HDLC          13
--#define N_SYNC_PPP      14
--#define N_HCI           15
--
--#define FIOSETOWN       0x8901
--#define SIOCSPGRP       0x8902
--#define FIOGETOWN       0x8903
--#define SIOCGPGRP       0x8904
--#define SIOCATMARK      0x8905
--#define SIOCGSTAMP      0x8906
--
--#define SIOCADDRT       0x890B
--#define SIOCDELRT       0x890C
--#define SIOCRTMSG       0x890D
--
--#define SIOCGIFNAME     0x8910
--#define SIOCSIFLINK     0x8911
--#define SIOCGIFCONF     0x8912
--#define SIOCGIFFLAGS    0x8913
--#define SIOCSIFFLAGS    0x8914
--#define SIOCGIFADDR     0x8915
--#define SIOCSIFADDR     0x8916
--#define SIOCGIFDSTADDR  0x8917
--#define SIOCSIFDSTADDR  0x8918
--#define SIOCGIFBRDADDR  0x8919
--#define SIOCSIFBRDADDR  0x891a
--#define SIOCGIFNETMASK  0x891b
--#define SIOCSIFNETMASK  0x891c
--#define SIOCGIFMETRIC   0x891d
--#define SIOCSIFMETRIC   0x891e
--#define SIOCGIFMEM      0x891f
--#define SIOCSIFMEM      0x8920
--#define SIOCGIFMTU      0x8921
--#define SIOCSIFMTU      0x8922
--#define SIOCSIFHWADDR   0x8924
--#define SIOCGIFENCAP    0x8925
--#define SIOCSIFENCAP    0x8926
--#define SIOCGIFHWADDR   0x8927
--#define SIOCGIFSLAVE    0x8929
--#define SIOCSIFSLAVE    0x8930
--#define SIOCADDMULTI    0x8931
--#define SIOCDELMULTI    0x8932
--#define SIOCGIFINDEX    0x8933
--#define SIOGIFINDEX     SIOCGIFINDEX
--#define SIOCSIFPFLAGS   0x8934
--#define SIOCGIFPFLAGS   0x8935
--#define SIOCDIFADDR     0x8936
--#define SIOCSIFHWBROADCAST 0x8937
--#define SIOCGIFCOUNT    0x8938
--
--#define SIOCGIFBR       0x8940
--#define SIOCSIFBR       0x8941
--
--#define SIOCGIFTXQLEN   0x8942
--#define SIOCSIFTXQLEN   0x8943
--
--#define SIOCDARP        0x8953
--#define SIOCGARP        0x8954
--#define SIOCSARP        0x8955
--
--#define SIOCDRARP       0x8960
--#define SIOCGRARP       0x8961
--#define SIOCSRARP       0x8962
--
--#define SIOCGIFMAP      0x8970
--#define SIOCSIFMAP      0x8971
--
--#define SIOCADDDLCI     0x8980
--#define SIOCDELDLCI     0x8981
--
--#define SIOCDEVPRIVATE		0x89F0
--#define SIOCPROTOPRIVATE	0x89E0
---- a/arch/microblaze/bits/ipc.h
-+++ /dev/null
-@@ -1,14 +0,0 @@
--struct ipc_perm
--{
--	key_t __ipc_perm_key;
--	uid_t uid;
--	gid_t gid;
--	uid_t cuid;
--	gid_t cgid;
--	mode_t mode;
--	int __ipc_perm_seq;
--	long __pad1;
--	long __pad2;
--};
--
--#define IPC_64 0x100
---- a/arch/microblaze/bits/mman.h
-+++ b/arch/microblaze/bits/mman.h
-@@ -37,6 +37,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/microblaze/bits/msg.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct msqid_ds
--{
--	struct ipc_perm msg_perm;
--	time_t msg_stime;
--	int __unused1;
--	time_t msg_rtime;
--	int __unused2;
--	time_t msg_ctime;
--	int __unused3;
--	unsigned long msg_cbytes;
--	msgqnum_t msg_qnum;
--	msglen_t msg_qbytes;
--	pid_t msg_lspid;
--	pid_t msg_lrpid;
--	unsigned long __unused[2];
--};
---- a/arch/microblaze/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/microblaze/bits/shm.h
-+++ /dev/null
-@@ -1,29 +0,0 @@
--#define SHMLBA 4096
--
--struct shmid_ds
--{
--	struct ipc_perm shm_perm;
--	size_t shm_segsz;
--	time_t shm_atime;
--	int __unused1;
--	time_t shm_dtime;
--	int __unused2;
--	time_t shm_ctime;
--	int __unused3;
--	pid_t shm_cpid;
--	pid_t shm_lpid;
--	unsigned long shm_nattch;
--	unsigned long __pad1;
--	unsigned long __pad2;
--};
--
--struct shminfo {
--	unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
--};
--
--struct shm_info {
--	int __used_ids;
--	unsigned long shm_tot, shm_rss, shm_swp;
--	unsigned long __swap_attempts, __swap_successes;
--};
--
---- a/arch/microblaze/bits/socket.h
-+++ /dev/null
-@@ -1,17 +0,0 @@
--struct msghdr
--{
--	void *msg_name;
--	socklen_t msg_namelen;
--	struct iovec *msg_iov;
--	int msg_iovlen;
--	void *msg_control;
--	socklen_t msg_controllen;
--	int msg_flags;
--};
--
--struct cmsghdr
--{
--	socklen_t cmsg_len;
--	int cmsg_level;
--	int cmsg_type;
--};
---- a/arch/microblaze/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/microblaze/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/microblaze/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/microblaze/pthread_arch.h
-+++ b/arch/microblaze/pthread_arch.h
-@@ -7,4 +7,4 @@ static inline struct pthread *__pthread_
- 
- #define TP_ADJ(p) (p)
- 
--#define CANCEL_REG_IP 32
-+#define MC_PC regs.pc
---- a/arch/mips/atomic.h
-+++ /dev/null
-@@ -1,205 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	int dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %2\n"
--		"	bne %0, %3, 1f\n"
--		"	addu %1, %4, $0\n"
--		"	sc %1, %2\n"
--		"	beq %1, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		"1:	\n"
--		".set pop\n"
--		: "=&r"(t), "=&r"(dummy), "+m"(*p) : "r"(t), "r"(s) : "memory" );
--        return t;
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old, dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %2\n"
--		"	addu %1, %3, $0\n"
--		"	sc %1, %2\n"
--		"	beq %1, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(old), "=&r"(dummy), "+m"(*x) : "r"(v) : "memory" );
--        return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old, dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %2\n"
--		"	addu %1, %0, %3\n"
--		"	sc %1, %2\n"
--		"	beq %1, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(old), "=&r"(dummy), "+m"(*x) : "r"(v) : "memory" );
--        return old;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	int dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %1\n"
--		"	addu %0, %0, 1\n"
--		"	sc %0, %1\n"
--		"	beq %0, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(dummy), "+m"(*x) : : "memory" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	int dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %1\n"
--		"	subu %0, %0, 1\n"
--		"	sc %0, %1\n"
--		"	beq %0, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(dummy), "+m"(*x) : : "memory" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"	sw %1, %0\n"
--		"	sync\n"
--		".set pop\n"
--		: "+m"(*p) : "r"(x) : "memory" );
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
--	a_cas(&(int){0}, 0, 0);
--}
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %1\n"
--		"	and %0, %0, %2\n"
--		"	sc %0, %1\n"
--		"	beq %0, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(dummy), "+m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int dummy;
--	__asm__ __volatile__(
--		".set push\n"
--		".set mips2\n"
--		".set noreorder\n"
--		"	sync\n"
--		"1:	ll %0, %1\n"
--		"	or %0, %0, %2\n"
--		"	sc %0, %1\n"
--		"	beq %0, $0, 1b\n"
--		"	nop\n"
--		"	sync\n"
--		".set pop\n"
--		: "=&r"(dummy), "+m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p, u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p, u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/mips/atomic_arch.h
-@@ -0,0 +1,39 @@
-+#define a_ll a_ll
-+static inline int a_ll(volatile int *p)
-+{
-+	int v;
-+	__asm__ __volatile__ (
-+		".set push ; .set mips2\n\t"
-+		"ll %0, %1"
-+		"\n\t.set pop"
-+		: "=r"(v) : "m"(*p));
-+	return v;
-+}
-+
-+#define a_sc a_sc
-+static inline int a_sc(volatile int *p, int v)
-+{
-+	int r;
-+	__asm__ __volatile__ (
-+		".set push ; .set mips2\n\t"
-+		"sc %0, %1"
-+		"\n\t.set pop"
-+		: "=r"(r), "=m"(*p) : "0"(v) : "memory");
-+	return r;
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	/* mips2 sync, but using too many directives causes
-+	 * gcc not to inline it, so encode with .long instead. */
-+	__asm__ __volatile__ (".long 0xf" : : : "memory");
-+#if 0
-+	__asm__ __volatile__ (
-+		".set push ; .set mips2 ; sync ; .set pop"
-+		: : : "memory");
-+#endif
-+}
-+
-+#define a_pre_llsc a_barrier
-+#define a_post_llsc a_barrier
---- a/arch/mips/bits/ipc.h
-+++ /dev/null
-@@ -1,14 +0,0 @@
--struct ipc_perm
--{
--	key_t __ipc_perm_key;
--	uid_t uid;
--	gid_t gid;
--	uid_t cuid;
--	gid_t cgid;
--	mode_t mode;
--	int __ipc_perm_seq;
--	long __pad1;
--	long __pad2;
--};
--
--#define IPC_64 0x100
---- a/arch/mips/bits/mman.h
-+++ b/arch/mips/bits/mman.h
-@@ -37,6 +37,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/mips/bits/signal.h
-+++ b/arch/mips/bits/signal.h
-@@ -73,6 +73,15 @@ typedef struct __ucontext {
- #define SIG_UNBLOCK   2
- #define SIG_SETMASK   3
- 
-+#undef SI_ASYNCIO
-+#undef SI_MESGQ
-+#undef SI_TIMER
-+#define SI_ASYNCIO (-2)
-+#define SI_MESGQ (-4)
-+#define SI_TIMER (-3)
-+
-+#define __SI_SWAP_ERRNO_CODE
-+
- #endif
- 
- #define SIGHUP    1
---- a/arch/mips/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/mips/bits/syscall.h
-+++ b/arch/mips/bits/syscall.h
-@@ -354,6 +354,9 @@
- #define __NR_memfd_create            4354
- #define __NR_bpf                     4355
- #define __NR_execveat                4356
-+#define __NR_userfaultfd             4357
-+#define __NR_membarrier              4358
-+#define __NR_mlock2                  4359
- 
- 
- /* Repeated with SYS_ prefix */
-@@ -713,3 +716,6 @@
- #define SYS_memfd_create            4354
- #define SYS_bpf                     4355
- #define SYS_execveat                4356
-+#define SYS_userfaultfd             4357
-+#define SYS_membarrier              4358
-+#define SYS_mlock2                  4359
---- a/arch/mips/crt_arch.h
-+++ b/arch/mips/crt_arch.h
-@@ -4,13 +4,16 @@ __asm__(
- ".text \n"
- ".global _" START "\n"
- ".global " START "\n"
-+".global " START "_data\n"
- ".type   _" START ", @function\n"
- ".type   " START ", @function\n"
-+".type   " START "_data, @function\n"
- "_" START ":\n"
- "" START ":\n"
- "	bal 1f \n"
- "	 move $fp, $0 \n"
--"2:	.gpword 2b \n"
-+"" START "_data: \n"
-+"	.gpword " START "_data \n"
- "	.gpword " START "_c \n"
- ".weak _DYNAMIC \n"
- ".hidden _DYNAMIC \n"
---- a/arch/mips/pthread_arch.h
-+++ b/arch/mips/pthread_arch.h
-@@ -16,4 +16,4 @@ static inline struct pthread *__pthread_
- 
- #define DTP_OFFSET 0x8000
- 
--#define CANCEL_REG_IP (3-(union {int __i; char __b;}){1}.__b)
-+#define MC_PC pc
---- a/arch/mips/syscall_arch.h
-+++ b/arch/mips/syscall_arch.h
-@@ -3,9 +3,7 @@
- ((union { long long ll; long l[2]; }){ .ll = x }).l[1]
- #define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
- 
--#ifdef SHARED
- __attribute__((visibility("hidden")))
--#endif
- long (__syscall)(long, ...);
- 
- #define SYSCALL_RLIM_INFINITY (-1UL/2)
-@@ -163,3 +161,7 @@ static inline long __syscall6(long n, lo
- 	if (n == SYS_fstatat) __stat_fix(c);
- 	return r2;
- }
-+
-+#define VDSO_USEFUL
-+#define VDSO_CGT_SYM "__vdso_clock_gettime"
-+#define VDSO_CGT_VER "LINUX_2.6"
---- a/arch/or1k/atomic.h
-+++ /dev/null
-@@ -1,120 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	__asm__("1:	l.lwa %0, %1\n"
--		"	l.sfeq %0, %2\n"
--		"	l.bnf 1f\n"
--		"	 l.nop\n"
--		"	l.swa %1, %3\n"
--		"	l.bnf 1b\n"
--		"	 l.nop\n"
--		"1:	\n"
--		: "=&r"(t), "+m"(*p) : "r"(t), "r"(s) : "cc", "memory" );
--        return t;
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (a_cas(x, old, v) != old);
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (a_cas(x, old, old+v) != old);
--	return old;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	a_fetch_add(x, 1);
--}
--
--static inline void a_dec(volatile int *x)
--{
--	a_fetch_add(x, -1);
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	a_swap(p, x);
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
--	a_cas(&(int){0}, 0, 0);
--}
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old&v) != old);
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old|v) != old);
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p, u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p, u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/or1k/atomic_arch.h
-@@ -0,0 +1,14 @@
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	__asm__("1:	l.lwa %0, %1\n"
-+		"	l.sfeq %0, %2\n"
-+		"	l.bnf 1f\n"
-+		"	 l.nop\n"
-+		"	l.swa %1, %3\n"
-+		"	l.bnf 1b\n"
-+		"	 l.nop\n"
-+		"1:	\n"
-+		: "=&r"(t), "+m"(*p) : "r"(t), "r"(s) : "cc", "memory" );
-+        return t;
-+}
---- a/arch/or1k/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/or1k/bits/fcntl.h
-+++ /dev/null
-@@ -1,40 +0,0 @@
--#define O_CREAT        0100
--#define O_EXCL         0200
--#define O_NOCTTY       0400
--#define O_TRUNC       01000
--#define O_APPEND      02000
--#define O_NONBLOCK    04000
--#define O_DSYNC      010000
--#define O_SYNC     04010000
--#define O_RSYNC    04010000
--#define O_DIRECTORY 0200000
--#define O_NOFOLLOW  0400000
--#define O_CLOEXEC  02000000
--
--#define O_ASYNC      020000
--#define O_DIRECT     040000
--#define O_LARGEFILE 0100000
--#define O_NOATIME  01000000
--#define O_PATH    010000000
--#define O_TMPFILE 020200000
--#define O_NDELAY O_NONBLOCK
--
--#define F_DUPFD  0
--#define F_GETFD  1
--#define F_SETFD  2
--#define F_GETFL  3
--#define F_SETFL  4
--
--#define F_SETOWN 8
--#define F_GETOWN 9
--#define F_SETSIG 10
--#define F_GETSIG 11
--
--#define F_GETLK 12
--#define F_SETLK 13
--#define F_SETLKW 14
--
--#define F_SETOWN_EX 15
--#define F_GETOWN_EX 16
--
--#define F_GETOWNER_UIDS 17
---- a/arch/or1k/bits/fenv.h
-+++ /dev/null
-@@ -1,10 +0,0 @@
--#define FE_ALL_EXCEPT 0
--#define FE_TONEAREST  0
--
--typedef unsigned long fexcept_t;
--
--typedef struct {
--	unsigned long __cw;
--} fenv_t;
--
--#define FE_DFL_ENV      ((const fenv_t *) -1)
---- a/arch/or1k/bits/ioctl.h
-+++ /dev/null
-@@ -1,197 +0,0 @@
--#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
--#define _IOC_NONE  0U
--#define _IOC_WRITE 1U
--#define _IOC_READ  2U
--
--#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
--#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
--#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
--#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
--
--#define TCGETS		0x5401
--#define TCSETS		0x5402
--#define TCSETSW		0x5403
--#define TCSETSF		0x5404
--#define TCGETA		0x5405
--#define TCSETA		0x5406
--#define TCSETAW		0x5407
--#define TCSETAF		0x5408
--#define TCSBRK		0x5409
--#define TCXONC		0x540A
--#define TCFLSH		0x540B
--#define TIOCEXCL	0x540C
--#define TIOCNXCL	0x540D
--#define TIOCSCTTY	0x540E
--#define TIOCGPGRP	0x540F
--#define TIOCSPGRP	0x5410
--#define TIOCOUTQ	0x5411
--#define TIOCSTI		0x5412
--#define TIOCGWINSZ	0x5413
--#define TIOCSWINSZ	0x5414
--#define TIOCMGET	0x5415
--#define TIOCMBIS	0x5416
--#define TIOCMBIC	0x5417
--#define TIOCMSET	0x5418
--#define TIOCGSOFTCAR	0x5419
--#define TIOCSSOFTCAR	0x541A
--#define FIONREAD	0x541B
--#define TIOCINQ		FIONREAD
--#define TIOCLINUX	0x541C
--#define TIOCCONS	0x541D
--#define TIOCGSERIAL	0x541E
--#define TIOCSSERIAL	0x541F
--#define TIOCPKT		0x5420
--#define FIONBIO		0x5421
--#define TIOCNOTTY	0x5422
--#define TIOCSETD	0x5423
--#define TIOCGETD	0x5424
--#define TCSBRKP		0x5425
--#define TIOCTTYGSTRUCT	0x5426
--#define TIOCSBRK	0x5427
--#define TIOCCBRK	0x5428
--#define TIOCGSID	0x5429
--#define TIOCGPTN	0x80045430
--#define TIOCSPTLCK	0x40045431
--#define TCGETX		0x5432
--#define TCSETX		0x5433
--#define TCSETXF		0x5434
--#define TCSETXW		0x5435
--
--#define FIONCLEX	0x5450
--#define FIOCLEX		0x5451
--#define FIOASYNC	0x5452
--#define TIOCSERCONFIG	0x5453
--#define TIOCSERGWILD	0x5454
--#define TIOCSERSWILD	0x5455
--#define TIOCGLCKTRMIOS	0x5456
--#define TIOCSLCKTRMIOS	0x5457
--#define TIOCSERGSTRUCT	0x5458
--#define TIOCSERGETLSR   0x5459
--#define TIOCSERGETMULTI 0x545A
--#define TIOCSERSETMULTI 0x545B
--
--#define TIOCMIWAIT	0x545C
--#define TIOCGICOUNT	0x545D
--#define TIOCGHAYESESP   0x545E
--#define TIOCSHAYESESP   0x545F
--#define FIOQSIZE	0x5460
--
--#define TIOCPKT_DATA		 0
--#define TIOCPKT_FLUSHREAD	 1
--#define TIOCPKT_FLUSHWRITE	 2
--#define TIOCPKT_STOP		 4
--#define TIOCPKT_START		 8
--#define TIOCPKT_NOSTOP		16
--#define TIOCPKT_DOSTOP		32
--#define TIOCPKT_IOCTL		64
--
--#define TIOCSER_TEMT    0x01
--
--struct winsize {
--	unsigned short ws_row;
--	unsigned short ws_col;
--	unsigned short ws_xpixel;
--	unsigned short ws_ypixel;
--};
--
--#define TIOCM_LE        0x001
--#define TIOCM_DTR       0x002
--#define TIOCM_RTS       0x004
--#define TIOCM_ST        0x008
--#define TIOCM_SR        0x010
--#define TIOCM_CTS       0x020
--#define TIOCM_CAR       0x040
--#define TIOCM_RNG       0x080
--#define TIOCM_DSR       0x100
--#define TIOCM_CD        TIOCM_CAR
--#define TIOCM_RI        TIOCM_RNG
--#define TIOCM_OUT1      0x2000
--#define TIOCM_OUT2      0x4000
--#define TIOCM_LOOP      0x8000
--#define TIOCM_MODEM_BITS TIOCM_OUT2
--
--#define N_TTY           0
--#define N_SLIP          1
--#define N_MOUSE         2
--#define N_PPP           3
--#define N_STRIP         4
--#define N_AX25          5
--#define N_X25           6
--#define N_6PACK         7
--#define N_MASC          8
--#define N_R3964         9
--#define N_PROFIBUS_FDL  10
--#define N_IRDA          11
--#define N_SMSBLOCK      12
--#define N_HDLC          13
--#define N_SYNC_PPP      14
--#define N_HCI           15
--
--#define FIOSETOWN       0x8901
--#define SIOCSPGRP       0x8902
--#define FIOGETOWN       0x8903
--#define SIOCGPGRP       0x8904
--#define SIOCATMARK      0x8905
--#define SIOCGSTAMP      0x8906
--
--#define SIOCADDRT       0x890B
--#define SIOCDELRT       0x890C
--#define SIOCRTMSG       0x890D
--
--#define SIOCGIFNAME     0x8910
--#define SIOCSIFLINK     0x8911
--#define SIOCGIFCONF     0x8912
--#define SIOCGIFFLAGS    0x8913
--#define SIOCSIFFLAGS    0x8914
--#define SIOCGIFADDR     0x8915
--#define SIOCSIFADDR     0x8916
--#define SIOCGIFDSTADDR  0x8917
--#define SIOCSIFDSTADDR  0x8918
--#define SIOCGIFBRDADDR  0x8919
--#define SIOCSIFBRDADDR  0x891a
--#define SIOCGIFNETMASK  0x891b
--#define SIOCSIFNETMASK  0x891c
--#define SIOCGIFMETRIC   0x891d
--#define SIOCSIFMETRIC   0x891e
--#define SIOCGIFMEM      0x891f
--#define SIOCSIFMEM      0x8920
--#define SIOCGIFMTU      0x8921
--#define SIOCSIFMTU      0x8922
--#define SIOCSIFHWADDR   0x8924
--#define SIOCGIFENCAP    0x8925
--#define SIOCSIFENCAP    0x8926
--#define SIOCGIFHWADDR   0x8927
--#define SIOCGIFSLAVE    0x8929
--#define SIOCSIFSLAVE    0x8930
--#define SIOCADDMULTI    0x8931
--#define SIOCDELMULTI    0x8932
--#define SIOCGIFINDEX    0x8933
--#define SIOGIFINDEX     SIOCGIFINDEX
--#define SIOCSIFPFLAGS   0x8934
--#define SIOCGIFPFLAGS   0x8935
--#define SIOCDIFADDR     0x8936
--#define SIOCSIFHWBROADCAST 0x8937
--#define SIOCGIFCOUNT    0x8938
--
--#define SIOCGIFBR       0x8940
--#define SIOCSIFBR       0x8941
--
--#define SIOCGIFTXQLEN   0x8942
--#define SIOCSIFTXQLEN   0x8943
--
--#define SIOCDARP        0x8953
--#define SIOCGARP        0x8954
--#define SIOCSARP        0x8955
--
--#define SIOCDRARP       0x8960
--#define SIOCGRARP       0x8961
--#define SIOCSRARP       0x8962
--
--#define SIOCGIFMAP      0x8970
--#define SIOCSIFMAP      0x8971
--
--#define SIOCADDDLCI     0x8980
--#define SIOCDELDLCI     0x8981
--
--#define SIOCDEVPRIVATE		0x89F0
--#define SIOCPROTOPRIVATE	0x89E0
---- a/arch/or1k/bits/mman.h
-+++ b/arch/or1k/bits/mman.h
-@@ -37,6 +37,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/or1k/bits/shm.h
-+++ /dev/null
-@@ -1,27 +0,0 @@
--#define SHMLBA 4096
--
--struct shmid_ds {
--	struct ipc_perm shm_perm;
--	size_t shm_segsz;
--	time_t shm_atime;
--	int __unused1;
--	time_t shm_dtime;
--	int __unused2;
--	time_t shm_ctime;
--	int __unused3;
--	pid_t shm_cpid;
--	pid_t shm_lpid;
--	unsigned long shm_nattch;
--	unsigned long __pad1;
--	unsigned long __pad2;
--};
--
--struct shminfo {
--	unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
--};
--
--struct shm_info {
--	int __used_ids;
--	unsigned long shm_tot, shm_rss, shm_swp;
--	unsigned long __swap_attempts, __swap_successes;
--};
---- a/arch/or1k/bits/socket.h
-+++ /dev/null
-@@ -1,15 +0,0 @@
--struct msghdr {
--	void *msg_name;
--	socklen_t msg_namelen;
--	struct iovec *msg_iov;
--	int msg_iovlen;
--	void *msg_control;
--	socklen_t msg_controllen;
--	int msg_flags;
--};
--
--struct cmsghdr {
--	socklen_t cmsg_len;
--	int cmsg_level;
--	int cmsg_type;
--};
---- a/arch/or1k/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/or1k/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/or1k/bits/syscall.h
-+++ b/arch/or1k/bits/syscall.h
-@@ -265,6 +265,9 @@
- #define __NR_memfd_create 279
- #define __NR_bpf 280
- #define __NR_execveat 281
-+#define __NR_userfaultfd 282
-+#define __NR_membarrier 283
-+#define __NR_mlock2 284
- 
- #define SYS_io_setup __NR_io_setup
- #define SYS_io_destroy __NR_io_destroy
-@@ -533,3 +536,6 @@
- #define SYS_memfd_create __NR_memfd_create
- #define SYS_bpf __NR_bpf
- #define SYS_execveat __NR_execveat
-+#define SYS_userfaultfd __NR_userfaultfd
-+#define SYS_membarrier __NR_membarrier
-+#define SYS_mlock2 __NR_mlock2
---- a/arch/or1k/bits/termios.h
-+++ /dev/null
-@@ -1,159 +0,0 @@
--struct termios {
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/or1k/pthread_arch.h
-+++ b/arch/or1k/pthread_arch.h
-@@ -14,5 +14,4 @@ static inline struct pthread *__pthread_
- #define TLS_ABOVE_TP
- #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread))
- 
--/* word-offset to 'pc' in mcontext_t */
--#define CANCEL_REG_IP 32
-+#define MC_PC regs.pc
---- a/arch/powerpc/atomic.h
-+++ /dev/null
-@@ -1,126 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--#include <endian.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	__asm__("\n"
--		"	sync\n"
--		"1:	lwarx %0, 0, %4\n"
--		"	cmpw %0, %2\n"
--		"	bne 1f\n"
--		"	stwcx. %3, 0, %4\n"
--		"	bne- 1b\n"
--		"	isync\n"
--		"1:	\n"
--		: "=&r"(t), "+m"(*p) : "r"(t), "r"(s), "r"(p) : "cc", "memory" );
--        return t;
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (a_cas(x, old, v) != old);
--	return old;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	int old;
--	do old = *x;
--	while (a_cas(x, old, old+v) != old);
--	return old;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	a_fetch_add(x, 1);
--}
--
--static inline void a_dec(volatile int *x)
--{
--	a_fetch_add(x, -1);
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__ __volatile__ ("\n"
--		"	sync\n"
--		"	stw %1, %0\n"
--		"	isync\n"
--		: "=m"(*p) : "r"(x) : "memory" );
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
--	a_cas(&(int){0}, 0, 0);
--}
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old&v) != old);
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	int old;
--	do old = *p;
--	while (a_cas(p, old, old|v) != old);
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p, u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p, u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/powerpc/atomic_arch.h
-@@ -0,0 +1,39 @@
-+#define a_ll a_ll
-+static inline int a_ll(volatile int *p)
-+{
-+	int v;
-+	__asm__ __volatile__ ("lwarx %0, 0, %2" : "=r"(v) : "m"(*p), "r"(p));
-+	return v;
-+}
-+
-+#define a_sc a_sc
-+static inline int a_sc(volatile int *p, int v)
-+{
-+	int r;
-+	__asm__ __volatile__ (
-+		"stwcx. %2, 0, %3 ; mfcr %0"
-+		: "=r"(r), "=m"(*p) : "r"(v), "r"(p) : "memory", "cc");
-+	return r & 0x20000000; /* "bit 2" of "cr0" (backwards bit order) */
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__ ("sync" : : : "memory");
-+}
-+
-+#define a_pre_llsc a_barrier
-+
-+#define a_post_llsc a_post_llsc
-+static inline void a_post_llsc()
-+{
-+	__asm__ __volatile__ ("isync" : : : "memory");
-+}
-+
-+#define a_store a_store
-+static inline void a_store(volatile int *p, int v)
-+{
-+	a_pre_llsc();
-+	*p = v;
-+	a_post_llsc();
-+}
---- a/arch/powerpc/bits/mman.h
-+++ b/arch/powerpc/bits/mman.h
-@@ -4,6 +4,7 @@
- #define	PROT_READ      1
- #define	PROT_WRITE     2
- #define	PROT_EXEC      4
-+#define	PROT_SAO       0x10
- #define	PROT_GROWSDOWN 0x01000000
- #define	PROT_GROWSUP   0x02000000
- 
-@@ -35,8 +36,9 @@
- #define MS_INVALIDATE   2
- #define MS_SYNC         4
- 
--#define MCL_CURRENT     1
--#define MCL_FUTURE      2
-+#define MCL_CURRENT     0x2000
-+#define MCL_FUTURE      0x4000
-+#define MCL_ONFAULT     0x8000
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/powerpc/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/powerpc/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/powerpc/bits/syscall.h
-+++ b/arch/powerpc/bits/syscall.h
-@@ -194,23 +194,19 @@
- #define __NR_vfork                  189
- #define __NR_ugetrlimit             190
- #define __NR_readahead              191
--#if !defined(__PPC64) || defined(__ABI32)
- #define __NR_mmap2                  192
- #define __NR_truncate64             193
- #define __NR_ftruncate64            194
- #define __NR_stat64                 195
- #define __NR_lstat64                196
- #define __NR_fstat64                197
--#endif
- #define __NR_pciconfig_read         198
- #define __NR_pciconfig_write        199
- #define __NR_pciconfig_iobase       200
- #define __NR_multiplexer            201
- #define __NR_getdents64             202
- #define __NR_pivot_root             203
--#if !defined(__PPC64) || defined(__ABI32)
- #define __NR_fcntl64                204
--#endif
- #define __NR_madvise                205
- #define __NR_mincore                206
- #define __NR_gettid                 207
-@@ -231,9 +227,7 @@
- #define __NR_sched_setaffinity      222
- #define __NR_sched_getaffinity      223
- #define __NR_tuxcall                225
--#if !defined(__PPC64) || defined(__ABI32)
- #define __NR_sendfile64             226
--#endif
- #define __NR_io_setup               227
- #define __NR_io_destroy             228
- #define __NR_io_getevents           229
-@@ -261,9 +255,7 @@
- #define __NR_utimes                 251
- #define __NR_statfs64               252
- #define __NR_fstatfs64              253
--#if !defined(__PPC64) || defined(__ABI32)
- #define __NR_fadvise64_64           254
--#endif
- #define __NR_rtas		255
- #define __NR_sys_debug_setcontext 256
- #define __NR_migrate_pages	258
-@@ -299,11 +291,7 @@
- #define __NR_mknodat		288
- #define __NR_fchownat		289
- #define __NR_futimesat		290
--#if defined(__PPC64) && !defined(__ABI32)
--#define __NR_newfstatat		291
--#else
- #define __NR_fstatat64		291
--#endif
- #define __NR_unlinkat		292
- #define __NR_renameat		293
- #define __NR_linkat		294
-@@ -376,6 +364,10 @@
- #define __NR_memfd_create          360
- #define __NR_bpf                   361
- #define __NR_execveat              362
-+#define __NR_switch_endian         363
-+#define __NR_userfaultfd           364
-+#define __NR_membarrier            365
-+#define __NR_mlock2                378
- 
- /*
-  * repeated with SYS prefix
-@@ -576,23 +568,19 @@
- #define SYS_vfork                  189
- #define SYS_ugetrlimit             190
- #define SYS_readahead              191
--#if !defined(__PPC64) || defined(__ABI32)
- #define SYS_mmap2                  192
- #define SYS_truncate64             193
- #define SYS_ftruncate64            194
- #define SYS_stat64                 195
- #define SYS_lstat64                196
- #define SYS_fstat64                197
--#endif
- #define SYS_pciconfig_read         198
- #define SYS_pciconfig_write        199
- #define SYS_pciconfig_iobase       200
- #define SYS_multiplexer            201
- #define SYS_getdents64             202
- #define SYS_pivot_root             203
--#if !defined(__PPC64) || defined(__ABI32)
- #define SYS_fcntl64                204
--#endif
- #define SYS_madvise                205
- #define SYS_mincore                206
- #define SYS_gettid                 207
-@@ -613,9 +601,7 @@
- #define SYS_sched_setaffinity      222
- #define SYS_sched_getaffinity      223
- #define SYS_tuxcall                225
--#if !defined(__PPC64) || defined(__ABI32)
- #define SYS_sendfile64             226
--#endif
- #define SYS_io_setup               227
- #define SYS_io_destroy             228
- #define SYS_io_getevents           229
-@@ -643,9 +629,7 @@
- #define SYS_utimes                 251
- #define SYS_statfs64               252
- #define SYS_fstatfs64              253
--#if !defined(__PPC64) || defined(__ABI32)
- #define SYS_fadvise64_64           254
--#endif
- #define SYS_rtas		255
- #define SYS_sys_debug_setcontext 256
- #define SYS_migrate_pages	258
-@@ -681,11 +665,7 @@
- #define SYS_mknodat		288
- #define SYS_fchownat		289
- #define SYS_futimesat		290
--#if defined(__PPC64) && !defined(__ABI32)
--#define SYS_newfstatat		291
--#else
- #define SYS_fstatat64		291
--#endif
- #define SYS_unlinkat		292
- #define SYS_renameat		293
- #define SYS_linkat		294
-@@ -758,3 +738,7 @@
- #define SYS_memfd_create          360
- #define SYS_bpf                   361
- #define SYS_execveat              362
-+#define SYS_switch_endian         363
-+#define SYS_userfaultfd           364
-+#define SYS_membarrier            365
-+#define SYS_mlock2                378
---- a/arch/powerpc/pthread_arch.h
-+++ b/arch/powerpc/pthread_arch.h
-@@ -15,9 +15,8 @@ static inline struct pthread *__pthread_
- 
- #define DTP_OFFSET 0x8000
- 
--// offset of the PC register in mcontext_t, divided by the system wordsize
- // the kernel calls the ip "nip", it's the first saved value after the 32
- // GPRs.
--#define CANCEL_REG_IP 32
-+#define MC_PC gregs[32]
- 
- #define CANARY canary_at_end
---- a/arch/sh/atomic.h
-+++ /dev/null
-@@ -1,168 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_l(unsigned long x)
--{
--	static const char debruijn32[32] = {
--		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
--		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
--	};
--	return debruijn32[(x&-x)*0x076be629 >> 27];
--}
--
--static inline int a_ctz_64(uint64_t x)
--{
--	uint32_t y = x;
--	if (!y) {
--		y = x>>32;
--		return 32 + a_ctz_l(y);
--	}
--	return a_ctz_l(y);
--}
--
--#define LLSC_CLOBBERS "r0", "t", "memory"
--#define LLSC_START(mem) "synco\n"  \
--	"0:	movli.l @" mem ", r0\n"
--#define LLSC_END(mem)              \
--	"1:	movco.l r0, @" mem "\n"    \
--	"	bf 0b\n"                   \
--	"	synco\n"
--
--static inline int __sh_cas_llsc(volatile int *p, int t, int s)
--{
--	int old;
--	__asm__ __volatile__(
--		LLSC_START("%1")
--		"	mov r0, %0\n"
--		"	cmp/eq %0, %2\n"
--		"	bf 1f\n"
--		"	mov %3, r0\n"
--		LLSC_END("%1")
--		: "=&r"(old) : "r"(p), "r"(t), "r"(s) : LLSC_CLOBBERS);
--	return old;
--}
--
--static inline int __sh_swap_llsc(volatile int *x, int v)
--{
--	int old;
--	__asm__ __volatile__(
--		LLSC_START("%1")
--		"	mov r0, %0\n"
--		"	mov %2, r0\n"
--		LLSC_END("%1")
--		: "=&r"(old) : "r"(x), "r"(v) : LLSC_CLOBBERS);
--	return old;
--}
--
--static inline int __sh_fetch_add_llsc(volatile int *x, int v)
--{
--	int old;
--	__asm__ __volatile__(
--		LLSC_START("%1")
--		"	mov r0, %0\n"
--		"	add %2, r0\n"
--		LLSC_END("%1")
--		: "=&r"(old) : "r"(x), "r"(v) : LLSC_CLOBBERS);
--	return old;
--}
--
--static inline void __sh_store_llsc(volatile int *p, int x)
--{
--	__asm__ __volatile__(
--		"	synco\n"
--		"	mov.l %1, @%0\n"
--		"	synco\n"
--		: : "r"(p), "r"(x) : "memory");
--}
--
--static inline void __sh_and_llsc(volatile int *x, int v)
--{
--	__asm__ __volatile__(
--		LLSC_START("%0")
--		"	and %1, r0\n"
--		LLSC_END("%0")
--		: : "r"(x), "r"(v) : LLSC_CLOBBERS);
--}
--
--static inline void __sh_or_llsc(volatile int *x, int v)
--{
--	__asm__ __volatile__(
--		LLSC_START("%0")
--		"	or %1, r0\n"
--		LLSC_END("%0")
--		: : "r"(x), "r"(v) : LLSC_CLOBBERS);
--}
--
--#ifdef __SH4A__
--#define a_cas(p,t,s)     __sh_cas_llsc(p,t,s)
--#define a_swap(x,v)      __sh_swap_llsc(x,v)
--#define a_fetch_add(x,v) __sh_fetch_add_llsc(x, v)
--#define a_store(x,v)     __sh_store_llsc(x, v)
--#define a_and(x,v)       __sh_and_llsc(x, v)
--#define a_or(x,v)        __sh_or_llsc(x, v)
--#else
--
--int  __sh_cas(volatile int *, int, int);
--int  __sh_swap(volatile int *, int);
--int  __sh_fetch_add(volatile int *, int);
--void __sh_store(volatile int *, int);
--void __sh_and(volatile int *, int);
--void __sh_or(volatile int *, int);
--
--#define a_cas(p,t,s)     __sh_cas(p,t,s)
--#define a_swap(x,v)      __sh_swap(x,v)
--#define a_fetch_add(x,v) __sh_fetch_add(x, v)
--#define a_store(x,v)     __sh_store(x, v)
--#define a_and(x,v)       __sh_and(x, v)
--#define a_or(x,v)        __sh_or(x, v)
--#endif
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	return (void *)a_cas(p, (int)t, (int)s);
--}
--
--static inline void a_inc(volatile int *x)
--{
--	a_fetch_add(x, 1);
--}
--
--static inline void a_dec(volatile int *x)
--{
--	a_fetch_add(x, -1);
--}
--
--#define a_spin a_barrier
--
--static inline void a_barrier()
--{
--	a_cas(&(int){0}, 0, 0);
--}
--
--static inline void a_crash()
--{
--	*(volatile char *)0=0;
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	a_or(p, v);
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_and((int *)p,   u.r[0]);
--	a_and((int *)p+1, u.r[1]);
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	union { uint64_t v; uint32_t r[2]; } u = { v };
--	a_or((int *)p,   u.r[0]);
--	a_or((int *)p+1, u.r[1]);
--}
--
--#endif
---- /dev/null
-+++ b/arch/sh/atomic_arch.h
-@@ -0,0 +1,46 @@
-+#if defined(__SH4A__)
-+
-+#define a_ll a_ll
-+static inline int a_ll(volatile int *p)
-+{
-+	int v;
-+	__asm__ __volatile__ ("movli.l @%1, %0" : "=z"(v) : "r"(p), "m"(*p));
-+	return v;
-+}
-+
-+#define a_sc a_sc
-+static inline int a_sc(volatile int *p, int v)
-+{
-+	int r;
-+	__asm__ __volatile__ (
-+		"movco.l %2, @%3 ; movt %0"
-+		: "=r"(r), "=m"(*p) : "z"(v), "r"(p) : "memory", "cc");
-+	return r;
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__ ("synco" : : "memory");
-+}
-+
-+#define a_pre_llsc a_barrier
-+#define a_post_llsc a_barrier
-+
-+#else
-+
-+#define a_cas a_cas
-+__attribute__((__visibility__("hidden"))) extern const void *__sh_cas_ptr;
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	register int r1 __asm__("r1");
-+	register int r2 __asm__("r2") = t;
-+	register int r3 __asm__("r3") = s;
-+	__asm__ __volatile__ (
-+		"jsr @%4 ; nop"
-+		: "=r"(r1), "+r"(r3) : "z"(p), "r"(r2), "r"(__sh_cas_ptr)
-+		: "memory", "pr", "cc");
-+	return r3;
-+}
-+
-+#endif
---- a/arch/sh/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/sh/bits/fcntl.h
-+++ /dev/null
-@@ -1,40 +0,0 @@
--#define O_CREAT        0100
--#define O_EXCL         0200
--#define O_NOCTTY       0400
--#define O_TRUNC       01000
--#define O_APPEND      02000
--#define O_NONBLOCK    04000
--#define O_DSYNC      010000
--#define O_SYNC     04010000
--#define O_RSYNC    04010000
--#define O_DIRECTORY 0200000
--#define O_NOFOLLOW  0400000
--#define O_CLOEXEC  02000000
--
--#define O_ASYNC      020000
--#define O_DIRECT     040000
--#define O_LARGEFILE 0100000
--#define O_NOATIME  01000000
--#define O_PATH    010000000
--#define O_TMPFILE 020200000
--#define O_NDELAY O_NONBLOCK
--
--#define F_DUPFD  0
--#define F_GETFD  1
--#define F_SETFD  2
--#define F_GETFL  3
--#define F_SETFL  4
--
--#define F_SETOWN 8
--#define F_GETOWN 9
--#define F_SETSIG 10
--#define F_GETSIG 11
--
--#define F_GETLK 12
--#define F_SETLK 13
--#define F_SETLKW 14
--
--#define F_SETOWN_EX 15
--#define F_GETOWN_EX 16
--
--#define F_GETOWNER_UIDS 17
---- a/arch/sh/bits/ipc.h
-+++ /dev/null
-@@ -1,14 +0,0 @@
--struct ipc_perm
--{
--	key_t __ipc_perm_key;
--	uid_t uid;
--	gid_t gid;
--	uid_t cuid;
--	gid_t cgid;
--	mode_t mode;
--	int __ipc_perm_seq;
--	long __pad1;
--	long __pad2;
--};
--
--#define IPC_64 0x100
---- a/arch/sh/bits/mman.h
-+++ b/arch/sh/bits/mman.h
-@@ -38,6 +38,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/sh/bits/msg.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct msqid_ds
--{
--	struct ipc_perm msg_perm;
--	time_t msg_stime;
--	int __unused1;
--	time_t msg_rtime;
--	int __unused2;
--	time_t msg_ctime;
--	int __unused3;
--	unsigned long msg_cbytes;
--	msgqnum_t msg_qnum;
--	msglen_t msg_qbytes;
--	pid_t msg_lspid;
--	pid_t msg_lrpid;
--	unsigned long __unused[2];
--};
---- a/arch/sh/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/sh/bits/socket.h
-+++ /dev/null
-@@ -1,17 +0,0 @@
--struct msghdr
--{
--	void *msg_name;
--	socklen_t msg_namelen;
--	struct iovec *msg_iov;
--	int msg_iovlen;
--	void *msg_control;
--	socklen_t msg_controllen;
--	int msg_flags;
--};
--
--struct cmsghdr
--{
--	socklen_t cmsg_len;
--	int cmsg_level;
--	int cmsg_type;
--};
---- a/arch/sh/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/sh/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/sh/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/sh/crt_arch.h
-+++ b/arch/sh/crt_arch.h
-@@ -22,7 +22,8 @@ START ": \n"
- "	mov.l 1f, r5 \n"
- "	mov.l 1f+4, r6 \n"
- "	add r0, r5 \n"
--"	bsr __fdpic_fixup \n"
-+"	mov.l 4f, r1 \n"
-+"5:	bsrf r1 \n"
- "	 add r0, r6 \n"
- "	mov r0, r12 \n"
- #endif
-@@ -31,11 +32,16 @@ START ": \n"
- "	mov.l r9, @-r15 \n"
- "	mov.l r8, @-r15 \n"
- "	mov #-16, r0 \n"
--"	bsr " START "_c \n"
-+"	mov.l 2f, r1 \n"
-+"3:	bsrf r1 \n"
- "	 and r0, r15 \n"
- ".align 2 \n"
- "1:	.long __ROFIXUP_LIST__@PCREL \n"
- "	.long __ROFIXUP_END__@PCREL + 4 \n"
-+"2:	.long " START "_c@PCREL - (3b+4-.) \n"
-+#ifndef SHARED
-+"4:	.long __fdpic_fixup@PCREL - (5b+4-.) \n"
-+#endif
- );
- 
- #ifndef SHARED
-@@ -53,13 +59,14 @@ START ": \n"
- "	add r0, r5 \n"
- "	mov r15, r4 \n"
- "	mov #-16, r0 \n"
--"	and r0, r15 \n"
--"	bsr " START "_c \n"
--"	nop \n"
-+"	mov.l 2f, r1 \n"
-+"3:	bsrf r1 \n"
-+"	 and r0, r15 \n"
- ".align 2 \n"
- ".weak _DYNAMIC \n"
- ".hidden _DYNAMIC \n"
- "1:	.long _DYNAMIC-. \n"
-+"2:	.long " START "_c@PCREL - (3b+4-.) \n"
- );
- 
- #endif
---- a/arch/sh/pthread_arch.h
-+++ b/arch/sh/pthread_arch.h
-@@ -8,4 +8,4 @@ static inline struct pthread *__pthread_
- #define TLS_ABOVE_TP
- #define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8)
- 
--#define CANCEL_REG_IP 17
-+#define MC_PC sc_pc
---- a/arch/sh/reloc.h
-+++ b/arch/sh/reloc.h
-@@ -32,6 +32,8 @@
- #define REL_DTPOFF      R_SH_TLS_DTPOFF32
- #define REL_TPOFF       R_SH_TLS_TPOFF32
- 
-+#define DL_NOMMU_SUPPORT 1
-+
- #if __SH_FDPIC__
- #define REL_FUNCDESC    R_SH_FUNCDESC
- #define REL_FUNCDESC_VAL R_SH_FUNCDESC_VALUE
---- a/arch/sh/src/__fpscr_values.c
-+++ /dev/null
-@@ -1,5 +0,0 @@
--#include "libc.h"
--
--/* used by gcc for switching the FPU between single and double precision */
--//const unsigned long __fpscr_values[2] ATTR_LIBC_VISIBILITY = { 0, 0x80000 };
--
---- a/arch/sh/src/__set_thread_area.c
-+++ /dev/null
-@@ -1,34 +0,0 @@
--#include "pthread_impl.h"
--#include "libc.h"
--#include "sh_atomic.h"
--#include <elf.h>
--
--/* Also perform sh-specific init */
--
--#define CPU_HAS_LLSC 0x0040
--
--__attribute__((__visibility__("hidden"))) unsigned __sh_atomic_model, __sh_nommu;
--
--int __set_thread_area(void *p)
--{
--	size_t *aux;
--	__asm__ __volatile__ ( "ldc %0, gbr" : : "r"(p) : "memory" );
--#ifndef __SH4A__
--	if (__hwcap & CPU_HAS_LLSC) {
--		__sh_atomic_model = SH_A_LLSC;
--		return 0;
--	}
--#if !defined(__SH3__) && !defined(__SH4__)
--	for (aux=libc.auxv; *aux; aux+=2) {
--		if (*aux != AT_PLATFORM) continue;
--		const char *s = (void *)aux[1];
--		if (s[0]!='s' || s[1]!='h' || s[2]!='2' || s[3]-'0'<10u) break;
--		__sh_atomic_model = SH_A_IMASK;
--		__sh_nommu = 1;
--		return 0;
--	}
--#endif
--	/* __sh_atomic_model = SH_A_GUSA; */ /* 0, default */
--#endif
--	return 0;
--}
---- a/arch/sh/src/__shcall.c
-+++ /dev/null
-@@ -1,5 +0,0 @@
--__attribute__((__visibility__("hidden")))
--int __shcall(void *arg, int (*func)(void *))
--{
--	return func(arg);
--}
---- a/arch/sh/src/__unmapself.c
-+++ /dev/null
-@@ -1,24 +0,0 @@
--#include "pthread_impl.h"
--
--void __unmapself_sh_mmu(void *, size_t);
--void __unmapself_sh_nommu(void *, size_t);
--
--#if !defined(__SH3__) && !defined(__SH4__)
--#define __unmapself __unmapself_sh_nommu
--#include "dynlink.h"
--#undef CRTJMP
--#define CRTJMP(pc,sp) __asm__ __volatile__( \
--	"mov.l @%0+,r0 ; mov.l @%0,r12 ; jmp @r0 ; mov %1,r15" \
--	: : "r"(pc), "r"(sp) : "r0", "memory" )
--#include "../../../src/thread/__unmapself.c"
--#undef __unmapself
--extern __attribute__((__visibility__("hidden"))) unsigned __sh_nommu;
--#else
--#define __sh_nommu 0
--#endif
--
--void __unmapself(void *base, size_t size)
--{
--	if (__sh_nommu) __unmapself_sh_nommu(base, size);
--	else __unmapself_sh_mmu(base, size);
--}
---- a/arch/sh/src/atomic.c
-+++ /dev/null
-@@ -1,158 +0,0 @@
--#ifndef __SH4A__
--
--#include "sh_atomic.h"
--#include "atomic.h"
--#include "libc.h"
--
--static inline unsigned mask()
--{
--	unsigned sr;
--	__asm__ __volatile__ ( "\n"
--	"	stc sr,r0 \n"
--	"	mov r0,%0 \n"
--	"	or #0xf0,r0 \n"
--	"	ldc r0,sr \n"
--	: "=&r"(sr) : : "memory", "r0" );
--	return sr;
--}
--
--static inline void unmask(unsigned sr)
--{
--	__asm__ __volatile__ ( "ldc %0,sr" : : "r"(sr) : "memory" );
--}
--
--/* gusa is a hack in the kernel which lets you create a sequence of instructions
-- * which will be restarted if the process is preempted in the middle of the
-- * sequence. It will do for implementing atomics on non-smp systems. ABI is:
-- * r0  = address of first instruction after the atomic sequence
-- * r1  = original stack pointer
-- * r15 = -1 * length of atomic sequence in bytes
-- */
--#define GUSA_CLOBBERS   "r0", "r1", "memory"
--#define GUSA_START(mem,old,nop)    \
--	"	.align 2\n"                \
--	"	mova 1f, r0\n"             \
--	nop                            \
--	"	mov r15, r1\n"             \
--	"	mov #(0f-1f), r15\n"       \
--	"0:	mov.l @" mem ", " old "\n"
--/* the target of mova must be 4 byte aligned, so we may need a nop */
--#define GUSA_START_ODD(mem,old)  GUSA_START(mem,old,"")
--#define GUSA_START_EVEN(mem,old) GUSA_START(mem,old,"\tnop\n")
--#define GUSA_END(mem,new)          \
--	"	mov.l " new ", @" mem "\n" \
--	"1:	mov r1, r15\n"
--
--int __sh_cas(volatile int *p, int t, int s)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_cas_llsc(p, t, s);
--
--	if (__sh_atomic_model == SH_A_IMASK) {
--		unsigned sr = mask();
--		int old = *p;
--		if (old==t) *p = s;
--		unmask(sr);
--		return old;
--	}
--
--	int old;
--	__asm__ __volatile__(
--		GUSA_START_EVEN("%1", "%0")
--		"	cmp/eq %0, %2\n"
--		"	bf 1f\n"
--		GUSA_END("%1", "%3")
--		: "=&r"(old) : "r"(p), "r"(t), "r"(s) : GUSA_CLOBBERS, "t");
--	return old;
--}
--
--int __sh_swap(volatile int *x, int v)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_swap_llsc(x, v);
--
--	if (__sh_atomic_model == SH_A_IMASK) {
--		unsigned sr = mask();
--		int old = *x;
--		*x = v;
--		unmask(sr);
--		return old;
--	}
--
--	int old;
--	__asm__ __volatile__(
--		GUSA_START_EVEN("%1", "%0")
--		GUSA_END("%1", "%2")
--		: "=&r"(old) : "r"(x), "r"(v) : GUSA_CLOBBERS);
--	return old;
--}
--
--int __sh_fetch_add(volatile int *x, int v)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_fetch_add_llsc(x, v);
--
--	if (__sh_atomic_model == SH_A_IMASK) {
--		unsigned sr = mask();
--		int old = *x;
--		*x = old + v;
--		unmask(sr);
--		return old;
--	}
--
--	int old, dummy;
--	__asm__ __volatile__(
--		GUSA_START_EVEN("%2", "%0")
--		"	mov %0, %1\n"
--		"	add %3, %1\n"
--		GUSA_END("%2", "%1")
--		: "=&r"(old), "=&r"(dummy) : "r"(x), "r"(v) : GUSA_CLOBBERS);
--	return old;
--}
--
--void __sh_store(volatile int *p, int x)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_store_llsc(p, x);
--	__asm__ __volatile__(
--		"	mov.l %1, @%0\n"
--		: : "r"(p), "r"(x) : "memory");
--}
--
--void __sh_and(volatile int *x, int v)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_and_llsc(x, v);
--
--	if (__sh_atomic_model == SH_A_IMASK) {
--		unsigned sr = mask();
--		int old = *x;
--		*x = old & v;
--		unmask(sr);
--		return;
--	}
--
--	int dummy;
--	__asm__ __volatile__(
--		GUSA_START_ODD("%1", "%0")
--		"	and %2, %0\n"
--		GUSA_END("%1", "%0")
--		: "=&r"(dummy) : "r"(x), "r"(v) : GUSA_CLOBBERS);
--}
--
--void __sh_or(volatile int *x, int v)
--{
--	if (__sh_atomic_model == SH_A_LLSC) return __sh_or_llsc(x, v);
--
--	if (__sh_atomic_model == SH_A_IMASK) {
--		unsigned sr = mask();
--		int old = *x;
--		*x = old | v;
--		unmask(sr);
--		return;
--	}
--
--	int dummy;
--	__asm__ __volatile__(
--		GUSA_START_ODD("%1", "%0")
--		"	or %2, %0\n"
--		GUSA_END("%1", "%0")
--		: "=&r"(dummy) : "r"(x), "r"(v) : GUSA_CLOBBERS);
--}
--
--#endif
---- a/arch/sh/src/sh_atomic.h
-+++ /dev/null
-@@ -1,15 +0,0 @@
--#ifndef _SH_ATOMIC_H
--#define _SH_ATOMIC_H
--
--#define SH_A_GUSA 0
--#define SH_A_LLSC 1
--#define SH_A_CAS 2
--#if !defined(__SH3__) && !defined(__SH4__)
--#define SH_A_IMASK 3
--#else
--#define SH_A_IMASK -1LL /* unmatchable by unsigned int */
--#endif
--
--extern __attribute__((__visibility__("hidden"))) unsigned __sh_atomic_model;
--
--#endif
---- a/arch/x32/atomic.h
-+++ /dev/null
-@@ -1,105 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_64(uint64_t x)
--{
--	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
--	return x;
--}
--
--static inline int a_ctz_l(unsigned long x)
--{
--	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
--	return x;
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; and %1, %0"
--			 : "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; or %1, %0"
--			 : "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	__asm__( "lock ; or %1, %0"
--		: "=m"(*(long *)p) : "r"(v) : "memory" );
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*(long *)p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	__asm__( "lock ; or %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	__asm__( "lock ; and %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	__asm__( "xchg %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	__asm__( "lock ; xadd %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	__asm__( "lock ; incl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	__asm__( "lock ; decl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__( "mov %1, %0 ; lock ; orl $0,(%%rsp)" : "=m"(*p) : "r"(x) : "memory" );
--}
--
--static inline void a_spin()
--{
--	__asm__ __volatile__( "pause" : : : "memory" );
--}
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__( "" : : : "memory" );
--}
--
--static inline void a_crash()
--{
--	__asm__ __volatile__( "hlt" : : : "memory" );
--}
--
--
--#endif
---- /dev/null
-+++ b/arch/x32/atomic_arch.h
-@@ -0,0 +1,114 @@
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	__asm__ __volatile__ (
-+		"lock ; cmpxchg %3, %1"
-+		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
-+	return t;
-+}
-+
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"xchg %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; xadd %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_and a_and
-+static inline void a_and(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; and %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_or a_or
-+static inline void a_or(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; or %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_and_64 a_and_64
-+static inline void a_and_64(volatile uint64_t *p, uint64_t v)
-+{
-+	__asm__ __volatile(
-+		"lock ; and %1, %0"
-+		 : "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_or_64 a_or_64
-+static inline void a_or_64(volatile uint64_t *p, uint64_t v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; or %1, %0"
-+		 : "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_inc a_inc
-+static inline void a_inc(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; incl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_dec a_dec
-+static inline void a_dec(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; decl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_store a_store
-+static inline void a_store(volatile int *p, int x)
-+{
-+	__asm__ __volatile__(
-+		"mov %1, %0 ; lock ; orl $0,(%%rsp)"
-+		: "=m"(*p) : "r"(x) : "memory" );
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__( "" : : : "memory" );
-+}
-+
-+#define a_pause a_pause
-+static inline void a_spin()
-+{
-+	__asm__ __volatile__( "pause" : : : "memory" );
-+}
-+
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	__asm__ __volatile__( "hlt" : : : "memory" );
-+}
-+
-+#define a_ctz_64 a_ctz_64
-+static inline int a_ctz_64(uint64_t x)
-+{
-+	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
-+	return x;
-+}
-+
-+#define a_ctz_l a_ctz_l
-+static inline int a_ctz_l(unsigned long x)
-+{
-+	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
-+	return x;
-+}
---- a/arch/x32/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/x32/bits/mman.h
-+++ b/arch/x32/bits/mman.h
-@@ -38,6 +38,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/x32/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/x32/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/x32/bits/syscall.h
-+++ b/arch/x32/bits/syscall.h
-@@ -277,6 +277,9 @@
- #define __NR_memfd_create (__X32_SYSCALL_BIT + 319)
- #define __NR_kexec_file_load (__X32_SYSCALL_BIT + 320)
- #define __NR_bpf (__X32_SYSCALL_BIT + 321)
-+#define __NR_userfaultfd (__X32_SYSCALL_BIT + 323)
-+#define __NR_membarrier (__X32_SYSCALL_BIT + 324)
-+#define __NR_mlock2 (__X32_SYSCALL_BIT + 325)
- 
- #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512)
- #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513)
-@@ -607,6 +610,9 @@
- #define SYS_memfd_create __NR_memfd_create
- #define SYS_kexec_file_load __NR_kexec_file_load
- #define SYS_bpf __NR_bpf
-+#define SYS_userfaultfd __NR_userfaultfd
-+#define SYS_membarrier __NR_membarrier
-+#define SYS_mlock2 __NR_mlock2
- 
- 
- #define SYS_rt_sigaction __NR_rt_sigaction
---- a/arch/x32/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/x32/pthread_arch.h
-+++ b/arch/x32/pthread_arch.h
-@@ -7,6 +7,6 @@ static inline struct pthread *__pthread_
- 
- #define TP_ADJ(p) (p)
- 
--#define CANCEL_REG_IP 32
-+#define MC_PC gregs[REG_RIP]
- 
- #define CANARY canary2
---- a/arch/x32/src/syscall_cp_fixup.c
-+++ /dev/null
-@@ -1,42 +0,0 @@
--#include <sys/syscall.h>
--
--#ifdef SHARED
--__attribute__((__visibility__("hidden")))
--#endif
--long __syscall_cp_internal(volatile void*, long long, long long, long long, long long,
--                             long long, long long, long long);
--
--struct __timespec { long long tv_sec; long tv_nsec; };
--struct __timespec_kernel { long long tv_sec; long long tv_nsec; };
--#define __tsc(X) ((struct __timespec*)(unsigned long)(X))
--#define __fixup(X) do { if(X) { \
--	ts->tv_sec = __tsc(X)->tv_sec; \
--	ts->tv_nsec = __tsc(X)->tv_nsec; \
--	(X) = (unsigned long)ts; } } while(0)
--
--#ifdef SHARED
--__attribute__((__visibility__("hidden")))
--#endif
--long __syscall_cp_asm (volatile void * foo, long long n, long long a1, long long a2, long long a3,
--	                     long long a4, long long a5, long long a6)
--{
--	struct __timespec_kernel ts[1];
--	switch (n) {
--	case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6:
--		__fixup(a5);
--		break;
--	case SYS_futex:
--		if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */)
--			__fixup(a4);
--		break;
--	case SYS_clock_nanosleep:
--	case SYS_rt_sigtimedwait: case SYS_ppoll:
--		__fixup(a3);
--		break;
--	case SYS_nanosleep:
--		__fixup(a1);
--		break;
--	}
--	return __syscall_cp_internal(foo, n, a1, a2, a3, a4, a5, a6);
--}
--
---- a/arch/x32/src/sysinfo.c
-+++ /dev/null
-@@ -1,50 +0,0 @@
--#include <sys/sysinfo.h>
--#include "syscall.h"
--#include "libc.h"
--
--#define klong long long
--#define kulong unsigned long long
--
--struct kernel_sysinfo {
--	klong uptime;
--	kulong loads[3];
--	kulong totalram;
--	kulong freeram;
--	kulong sharedram;
--	kulong bufferram;
--	kulong totalswap;
--	kulong freeswap;
--	short procs;
--	short pad;
--	kulong totalhigh;
--	kulong freehigh;
--	unsigned mem_unit;
--};
--
--int __lsysinfo(struct sysinfo *info)
--{
--	struct kernel_sysinfo tmp;
--	int ret = syscall(SYS_sysinfo, &tmp);
--	if(ret == -1) return ret;
--	info->uptime = tmp.uptime;
--	info->loads[0] = tmp.loads[0];
--	info->loads[1] = tmp.loads[1];
--	info->loads[2] = tmp.loads[2];
--	kulong shifts;
--	kulong max = tmp.totalram | tmp.totalswap;
--	__asm__("bsr %1,%0" : "=r"(shifts) : "r"(max));
--	shifts = shifts >= 32 ? shifts - 31 : 0;
--	info->totalram = tmp.totalram >> shifts;
--	info->freeram = tmp.freeram >> shifts;
--	info->sharedram = tmp.sharedram >> shifts;
--	info->bufferram = tmp.bufferram >> shifts;
--	info->totalswap = tmp.totalswap >> shifts;
--	info->freeswap = tmp.freeswap >> shifts;
--	info->procs = tmp.procs ;
--	info->totalhigh = tmp.totalhigh >> shifts;
--	info->freehigh = tmp.freehigh >> shifts;
--	info->mem_unit = (tmp.mem_unit ? tmp.mem_unit : 1) << shifts;
--	return ret;
--}
--
--weak_alias(__lsysinfo, sysinfo);
---- a/arch/x86_64/atomic.h
-+++ /dev/null
-@@ -1,105 +0,0 @@
--#ifndef _INTERNAL_ATOMIC_H
--#define _INTERNAL_ATOMIC_H
--
--#include <stdint.h>
--
--static inline int a_ctz_64(uint64_t x)
--{
--	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
--	return x;
--}
--
--static inline int a_ctz_l(unsigned long x)
--{
--	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
--	return x;
--}
--
--static inline void a_and_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; and %1, %0"
--			 : "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or_64(volatile uint64_t *p, uint64_t v)
--{
--	__asm__( "lock ; or %1, %0"
--			 : "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_or_l(volatile void *p, long v)
--{
--	__asm__( "lock ; or %1, %0"
--		: "=m"(*(long *)p) : "r"(v) : "memory" );
--}
--
--static inline void *a_cas_p(volatile void *p, void *t, void *s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*(long *)p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline int a_cas(volatile int *p, int t, int s)
--{
--	__asm__( "lock ; cmpxchg %3, %1"
--		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
--	return t;
--}
--
--static inline void a_or(volatile int *p, int v)
--{
--	__asm__( "lock ; or %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline void a_and(volatile int *p, int v)
--{
--	__asm__( "lock ; and %1, %0"
--		: "=m"(*p) : "r"(v) : "memory" );
--}
--
--static inline int a_swap(volatile int *x, int v)
--{
--	__asm__( "xchg %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--static inline int a_fetch_add(volatile int *x, int v)
--{
--	__asm__( "lock ; xadd %0, %1" : "=r"(v), "=m"(*x) : "0"(v) : "memory" );
--	return v;
--}
--
--static inline void a_inc(volatile int *x)
--{
--	__asm__( "lock ; incl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_dec(volatile int *x)
--{
--	__asm__( "lock ; decl %0" : "=m"(*x) : "m"(*x) : "memory" );
--}
--
--static inline void a_store(volatile int *p, int x)
--{
--	__asm__( "mov %1, %0 ; lock ; orl $0,(%%rsp)" : "=m"(*p) : "r"(x) : "memory" );
--}
--
--static inline void a_spin()
--{
--	__asm__ __volatile__( "pause" : : : "memory" );
--}
--
--static inline void a_barrier()
--{
--	__asm__ __volatile__( "" : : : "memory" );
--}
--
--static inline void a_crash()
--{
--	__asm__ __volatile__( "hlt" : : : "memory" );
--}
--
--
--#endif
---- /dev/null
-+++ b/arch/x86_64/atomic_arch.h
-@@ -0,0 +1,116 @@
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	__asm__ __volatile__ (
-+		"lock ; cmpxchg %3, %1"
-+		: "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory" );
-+	return t;
-+}
-+
-+#define a_cas_p a_cas_p
-+static inline void *a_cas_p(volatile void *p, void *t, void *s)
-+{
-+	__asm__( "lock ; cmpxchg %3, %1"
-+		: "=a"(t), "=m"(*(void *volatile *)p)
-+		: "a"(t), "r"(s) : "memory" );
-+	return t;
-+}
-+
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"xchg %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; xadd %0, %1"
-+		: "=r"(v), "=m"(*p) : "0"(v) : "memory" );
-+	return v;
-+}
-+
-+#define a_and a_and
-+static inline void a_and(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; and %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_or a_or
-+static inline void a_or(volatile int *p, int v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; or %1, %0"
-+		: "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_and_64 a_and_64
-+static inline void a_and_64(volatile uint64_t *p, uint64_t v)
-+{
-+	__asm__ __volatile(
-+		"lock ; and %1, %0"
-+		 : "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_or_64 a_or_64
-+static inline void a_or_64(volatile uint64_t *p, uint64_t v)
-+{
-+	__asm__ __volatile__(
-+		"lock ; or %1, %0"
-+		 : "=m"(*p) : "r"(v) : "memory" );
-+}
-+
-+#define a_inc a_inc
-+static inline void a_inc(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; incl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_dec a_dec
-+static inline void a_dec(volatile int *p)
-+{
-+	__asm__ __volatile__(
-+		"lock ; decl %0"
-+		: "=m"(*p) : "m"(*p) : "memory" );
-+}
-+
-+#define a_store a_store
-+static inline void a_store(volatile int *p, int x)
-+{
-+	__asm__ __volatile__(
-+		"mov %1, %0 ; lock ; orl $0,(%%rsp)"
-+		: "=m"(*p) : "r"(x) : "memory" );
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__( "" : : : "memory" );
-+}
-+
-+#define a_pause a_pause
-+static inline void a_spin()
-+{
-+	__asm__ __volatile__( "pause" : : : "memory" );
-+}
-+
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	__asm__ __volatile__( "hlt" : : : "memory" );
-+}
-+
-+#define a_ctz_64 a_ctz_64
-+static inline int a_ctz_64(uint64_t x)
-+{
-+	__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
-+	return x;
-+}
---- a/arch/x86_64/bits/errno.h
-+++ /dev/null
-@@ -1,134 +0,0 @@
--#define EPERM            1
--#define ENOENT           2
--#define ESRCH            3
--#define EINTR            4
--#define EIO              5
--#define ENXIO            6
--#define E2BIG            7
--#define ENOEXEC          8
--#define EBADF            9
--#define ECHILD          10
--#define EAGAIN          11
--#define ENOMEM          12
--#define EACCES          13
--#define EFAULT          14
--#define ENOTBLK         15
--#define EBUSY           16
--#define EEXIST          17
--#define EXDEV           18
--#define ENODEV          19
--#define ENOTDIR         20
--#define EISDIR          21
--#define EINVAL          22
--#define ENFILE          23
--#define EMFILE          24
--#define ENOTTY          25
--#define ETXTBSY         26
--#define EFBIG           27
--#define ENOSPC          28
--#define ESPIPE          29
--#define EROFS           30
--#define EMLINK          31
--#define EPIPE           32
--#define EDOM            33
--#define ERANGE          34
--#define EDEADLK         35
--#define ENAMETOOLONG    36
--#define ENOLCK          37
--#define ENOSYS          38
--#define ENOTEMPTY       39
--#define ELOOP           40
--#define EWOULDBLOCK     EAGAIN
--#define ENOMSG          42
--#define EIDRM           43
--#define ECHRNG          44
--#define EL2NSYNC        45
--#define EL3HLT          46
--#define EL3RST          47
--#define ELNRNG          48
--#define EUNATCH         49
--#define ENOCSI          50
--#define EL2HLT          51
--#define EBADE           52
--#define EBADR           53
--#define EXFULL          54
--#define ENOANO          55
--#define EBADRQC         56
--#define EBADSLT         57
--#define EDEADLOCK       EDEADLK
--#define EBFONT          59
--#define ENOSTR          60
--#define ENODATA         61
--#define ETIME           62
--#define ENOSR           63
--#define ENONET          64
--#define ENOPKG          65
--#define EREMOTE         66
--#define ENOLINK         67
--#define EADV            68
--#define ESRMNT          69
--#define ECOMM           70
--#define EPROTO          71
--#define EMULTIHOP       72
--#define EDOTDOT         73
--#define EBADMSG         74
--#define EOVERFLOW       75
--#define ENOTUNIQ        76
--#define EBADFD          77
--#define EREMCHG         78
--#define ELIBACC         79
--#define ELIBBAD         80
--#define ELIBSCN         81
--#define ELIBMAX         82
--#define ELIBEXEC        83
--#define EILSEQ          84
--#define ERESTART        85
--#define ESTRPIPE        86
--#define EUSERS          87
--#define ENOTSOCK        88
--#define EDESTADDRREQ    89
--#define EMSGSIZE        90
--#define EPROTOTYPE      91
--#define ENOPROTOOPT     92
--#define EPROTONOSUPPORT 93
--#define ESOCKTNOSUPPORT 94
--#define EOPNOTSUPP      95
--#define ENOTSUP         EOPNOTSUPP
--#define EPFNOSUPPORT    96
--#define EAFNOSUPPORT    97
--#define EADDRINUSE      98
--#define EADDRNOTAVAIL   99
--#define ENETDOWN        100
--#define ENETUNREACH     101
--#define ENETRESET       102
--#define ECONNABORTED    103
--#define ECONNRESET      104
--#define ENOBUFS         105
--#define EISCONN         106
--#define ENOTCONN        107
--#define ESHUTDOWN       108
--#define ETOOMANYREFS    109
--#define ETIMEDOUT       110
--#define ECONNREFUSED    111
--#define EHOSTDOWN       112
--#define EHOSTUNREACH    113
--#define EALREADY        114
--#define EINPROGRESS     115
--#define ESTALE          116
--#define EUCLEAN         117
--#define ENOTNAM         118
--#define ENAVAIL         119
--#define EISNAM          120
--#define EREMOTEIO       121
--#define EDQUOT          122
--#define ENOMEDIUM       123
--#define EMEDIUMTYPE     124
--#define ECANCELED       125
--#define ENOKEY          126
--#define EKEYEXPIRED     127
--#define EKEYREVOKED     128
--#define EKEYREJECTED    129
--#define EOWNERDEAD      130
--#define ENOTRECOVERABLE 131
--#define ERFKILL         132
--#define EHWPOISON       133
---- a/arch/x86_64/bits/mman.h
-+++ b/arch/x86_64/bits/mman.h
-@@ -38,6 +38,7 @@
- 
- #define MCL_CURRENT     1
- #define MCL_FUTURE      2
-+#define MCL_ONFAULT     4
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
- #define MADV_NORMAL      0
---- a/arch/x86_64/bits/sem.h
-+++ /dev/null
-@@ -1,16 +0,0 @@
--struct semid_ds {
--	struct ipc_perm sem_perm;
--	time_t sem_otime;
--	time_t __unused1;
--	time_t sem_ctime;
--	time_t __unused2;
--#if __BYTE_ORDER == __LITTLE_ENDIAN
--	unsigned short sem_nsems;
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--#else
--	char __sem_nsems_pad[sizeof(time_t)-sizeof(short)];
--	unsigned short sem_nsems;
--#endif
--	time_t __unused3;
--	time_t __unused4;
--};
---- a/arch/x86_64/bits/statfs.h
-+++ /dev/null
-@@ -1,7 +0,0 @@
--struct statfs {
--	unsigned long f_type, f_bsize;
--	fsblkcnt_t f_blocks, f_bfree, f_bavail;
--	fsfilcnt_t f_files, f_ffree;
--	fsid_t f_fsid;
--	unsigned long f_namelen, f_frsize, f_flags, f_spare[4];
--};
---- a/arch/x86_64/bits/stdarg.h
-+++ /dev/null
-@@ -1,4 +0,0 @@
--#define va_start(v,l)   __builtin_va_start(v,l)
--#define va_end(v)       __builtin_va_end(v)
--#define va_arg(v,l)     __builtin_va_arg(v,l)
--#define va_copy(d,s)    __builtin_va_copy(d,s)
---- a/arch/x86_64/bits/syscall.h
-+++ b/arch/x86_64/bits/syscall.h
-@@ -321,6 +321,9 @@
- #define __NR_kexec_file_load			320
- #define __NR_bpf				321
- #define __NR_execveat				322
-+#define __NR_userfaultfd			323
-+#define __NR_membarrier				324
-+#define __NR_mlock2				325
- 
- 
- 
-@@ -649,3 +652,6 @@
- #define SYS_kexec_file_load			320
- #define SYS_bpf					321
- #define SYS_execveat				322
-+#define SYS_userfaultfd				323
-+#define SYS_membarrier				324
-+#define SYS_mlock2				325
---- a/arch/x86_64/bits/termios.h
-+++ /dev/null
-@@ -1,160 +0,0 @@
--struct termios
--{
--	tcflag_t c_iflag;
--	tcflag_t c_oflag;
--	tcflag_t c_cflag;
--	tcflag_t c_lflag;
--	cc_t c_line;
--	cc_t c_cc[NCCS];
--	speed_t __c_ispeed;
--	speed_t __c_ospeed;
--};
--
--#define VINTR     0
--#define VQUIT     1
--#define VERASE    2
--#define VKILL     3
--#define VEOF      4
--#define VTIME     5
--#define VMIN      6
--#define VSWTC     7
--#define VSTART    8
--#define VSTOP     9
--#define VSUSP    10
--#define VEOL     11
--#define VREPRINT 12
--#define VDISCARD 13
--#define VWERASE  14
--#define VLNEXT   15
--#define VEOL2    16
--
--#define IGNBRK  0000001
--#define BRKINT  0000002
--#define IGNPAR  0000004
--#define PARMRK  0000010
--#define INPCK   0000020
--#define ISTRIP  0000040
--#define INLCR   0000100
--#define IGNCR   0000200
--#define ICRNL   0000400
--#define IUCLC   0001000
--#define IXON    0002000
--#define IXANY   0004000
--#define IXOFF   0010000
--#define IMAXBEL 0020000
--#define IUTF8   0040000
--
--#define OPOST  0000001
--#define OLCUC  0000002
--#define ONLCR  0000004
--#define OCRNL  0000010
--#define ONOCR  0000020
--#define ONLRET 0000040
--#define OFILL  0000100
--#define OFDEL  0000200
--#define NLDLY  0000400
--#define NL0    0000000
--#define NL1    0000400
--#define CRDLY  0003000
--#define CR0    0000000
--#define CR1    0001000
--#define CR2    0002000
--#define CR3    0003000
--#define TABDLY 0014000
--#define TAB0   0000000
--#define TAB1   0004000
--#define TAB2   0010000
--#define TAB3   0014000
--#define BSDLY  0020000
--#define BS0    0000000
--#define BS1    0020000
--#define FFDLY  0100000
--#define FF0    0000000
--#define FF1    0100000
--
--#define VTDLY  0040000
--#define VT0    0000000
--#define VT1    0040000
--
--#define B0       0000000
--#define B50      0000001
--#define B75      0000002
--#define B110     0000003
--#define B134     0000004
--#define B150     0000005
--#define B200     0000006
--#define B300     0000007
--#define B600     0000010
--#define B1200    0000011
--#define B1800    0000012
--#define B2400    0000013
--#define B4800    0000014
--#define B9600    0000015
--#define B19200   0000016
--#define B38400   0000017
--
--#define B57600   0010001
--#define B115200  0010002
--#define B230400  0010003
--#define B460800  0010004
--#define B500000  0010005
--#define B576000  0010006
--#define B921600  0010007
--#define B1000000 0010010
--#define B1152000 0010011
--#define B1500000 0010012
--#define B2000000 0010013
--#define B2500000 0010014
--#define B3000000 0010015
--#define B3500000 0010016
--#define B4000000 0010017
--
--#define CBAUD    0010017
--
--#define CSIZE  0000060
--#define CS5    0000000
--#define CS6    0000020
--#define CS7    0000040
--#define CS8    0000060
--#define CSTOPB 0000100
--#define CREAD  0000200
--#define PARENB 0000400
--#define PARODD 0001000
--#define HUPCL  0002000
--#define CLOCAL 0004000
--
--#define ISIG   0000001
--#define ICANON 0000002
--#define ECHO   0000010
--#define ECHOE  0000020
--#define ECHOK  0000040
--#define ECHONL 0000100
--#define NOFLSH 0000200
--#define TOSTOP 0000400
--#define IEXTEN 0100000
--
--#define ECHOCTL 0001000
--#define ECHOPRT 0002000
--#define ECHOKE 0004000
--#define FLUSHO 0010000
--#define PENDIN 0040000
--
--#define TCOOFF 0
--#define TCOON  1
--#define TCIOFF 2
--#define TCION  3
--
--#define TCIFLUSH  0
--#define TCOFLUSH  1
--#define TCIOFLUSH 2
--
--#define TCSANOW   0
--#define TCSADRAIN 1
--#define TCSAFLUSH 2
--
--#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
--#define CBAUDEX 0010000
--#define CRTSCTS  020000000000
--#define EXTPROC 0200000
--#define XTABS  0014000
--#endif
---- a/arch/x86_64/pthread_arch.h
-+++ b/arch/x86_64/pthread_arch.h
-@@ -7,4 +7,4 @@ static inline struct pthread *__pthread_
- 
- #define TP_ADJ(p) (p)
- 
--#define CANCEL_REG_IP 16
-+#define MC_PC gregs[REG_RIP]
---- a/configure
-+++ b/configure
-@@ -9,6 +9,9 @@ VAR=VALUE.  See below for descriptions o
- 
- Defaults for the options are specified in brackets.
- 
-+Configuration:
-+  --srcdir=DIR            source directory [detected]
-+
- Installation directories:
-   --prefix=PREFIX         main installation prefix [/usr/local/musl]
-   --exec-prefix=EPREFIX   installation prefix for executable files [PREFIX]
-@@ -117,6 +120,7 @@ CFLAGS_TRY=
- LDFLAGS_AUTO=
- LDFLAGS_TRY=
- OPTIMIZE_GLOBS=
-+srcdir=
- prefix=/usr/local/musl
- exec_prefix='$(prefix)'
- bindir='$(exec_prefix)/bin'
-@@ -139,6 +143,7 @@ clang_wrapper=no
- for arg ; do
- case "$arg" in
- --help) usage ;;
-+--srcdir=*) srcdir=${arg#*=} ;;
- --prefix=*) prefix=${arg#*=} ;;
- --exec-prefix=*) exec_prefix=${arg#*=} ;;
- --bindir=*) bindir=${arg#*=} ;;
-@@ -179,11 +184,23 @@ LIBCC=*) LIBCC=${arg#*=} ;;
- esac
- done
- 
--for i in prefix exec_prefix bindir libdir includedir syslibdir ; do
-+for i in srcdir prefix exec_prefix bindir libdir includedir syslibdir ; do
- stripdir $i
- done
- 
- #
-+# Get the source dir for out-of-tree builds
-+#
-+if test -z "$srcdir" ; then
-+srcdir="${0%/configure}"
-+stripdir srcdir
-+fi
-+abs_builddir="$(pwd)" || fail "$0: cannot determine working directory"
-+abs_srcdir="$(cd $srcdir && pwd)" || fail "$0: invalid source directory $srcdir"
-+test "$abs_srcdir" = "$abs_builddir" && srcdir=.
-+test "$srcdir" != "." -a -f Makefile -a ! -h Makefile && fail "$0: Makefile already exists in the working directory"
-+
-+#
- # Get a temp filename we can use
- #
- i=0
-@@ -263,11 +280,11 @@ fi
- fi
- 
- if test "$gcc_wrapper" = yes ; then
--tools="$tools tools/musl-gcc"
-+tools="$tools obj/musl-gcc"
- tool_libs="$tool_libs lib/musl-gcc.specs"
- fi
- if test "$clang_wrapper" = yes ; then
--tools="$tools tools/musl-clang tools/ld.musl-clang"
-+tools="$tools obj/musl-clang obj/ld.musl-clang"
- fi
- 
- #
-@@ -321,7 +338,7 @@ __attribute__((__may_alias__))
- #endif
- x;
- EOF
--if $CC $CFLAGS_C99FSE -I./arch/$ARCH -I./include $CPPFLAGS $CFLAGS \
-+if $CC $CFLAGS_C99FSE $CPPFLAGS $CFLAGS \
-   -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
- printf "no\n"
- else
-@@ -330,6 +347,13 @@ CFLAGS_C99FSE="$CFLAGS_C99FSE -D__may_al
- fi
- 
- #
-+# The GNU toolchain defaults to assuming unmarked files need an
-+# executable stack, potentially exposing vulnerabilities in programs
-+# linked with such object files. Fix this.
-+#
-+tryflag CFLAGS_C99FSE -Wa,--noexecstack
-+
-+#
- # Check for options to disable stack protector, which needs to be
- # disabled for a few early-bootstrap translation units. If not found,
- # this is not an error; we assume the toolchain does not do ssp.
-@@ -430,11 +454,15 @@ tryflag CFLAGS_AUTO -fno-unwind-tables
- tryflag CFLAGS_AUTO -fno-asynchronous-unwind-tables
- 
- #
--# The GNU toolchain defaults to assuming unmarked files need an
--# executable stack, potentially exposing vulnerabilities in programs
--# linked with such object files. Fix this.
-+# Attempt to put each function and each data object in its own
-+# section. This both allows additional size optimizations at link
-+# time and works around a dangerous class of compiler/assembler bugs
-+# whereby relative address expressions are constant-folded by the
-+# assembler even when one or more of the symbols involved is
-+# replaceable. See gas pr 18561 and gcc pr 66609, 68178, etc.
- #
--tryflag CFLAGS_AUTO -Wa,--noexecstack
-+tryflag CFLAGS_AUTO -ffunction-sections
-+tryflag CFLAGS_AUTO -fdata-sections
- 
- #
- # On x86, make sure we don't have incompatible instruction set
-@@ -489,7 +517,7 @@ int foo(void) { }
- int bar(void) { fp = foo; return foo(); }
- EOF
- if $CC $CFLAGS_C99FSE $CPPFLAGS $CFLAGS \
--  -DSHARED -fPIC -I./src/internal -include vis.h \
-+  -DSHARED -fPIC -I$srcdir/src/internal -include vis.h \
-   -nostdlib -shared -Wl,-Bsymbolic-functions \
-   -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
- visibility=yes
-@@ -504,6 +532,25 @@ CFLAGS_AUTO="$CFLAGS_AUTO -include vis.h
- CFLAGS_AUTO="${CFLAGS_AUTO# }"
- fi
- 
-+# Determine if the compiler produces position-independent code (PIC)
-+# by default. If so, we don't need to compile separate object files
-+# for libc.a and libc.so.
-+if trycppif __PIC__ "$CFLAGS_C99FSE $CPPFLAGS $CFLAGS" ; then
-+pic_default=yes
-+else
-+pic_default=no
-+fi
-+
-+# Reduce space lost to padding for alignment purposes by sorting data
-+# objects according to their alignment reqirements. This approximates
-+# optimal packing.
-+tryldflag LDFLAGS_AUTO -Wl,--sort-section,alignment
-+tryldflag LDFLAGS_AUTO -Wl,--sort-common
-+
-+# When linking shared library, drop dummy weak definitions that were
-+# replaced by strong definitions from other translation units.
-+tryldflag LDFLAGS_AUTO -Wl,--gc-sections
-+
- # Some patched GCC builds have these defaults messed up...
- tryldflag LDFLAGS_AUTO -Wl,--hash-style=both
- 
-@@ -513,6 +560,11 @@ tryldflag LDFLAGS_AUTO -Wl,--hash-style=
- # runtime library; implementation error is also a possibility.
- tryldflag LDFLAGS_AUTO -Wl,--no-undefined
- 
-+# Avoid exporting symbols from compiler runtime libraries. They
-+# should be hidden anyway, but some toolchains including old gcc
-+# versions built without shared library support and pcc are broken.
-+tryldflag LDFLAGS_AUTO -Wl,--exclude-libs=ALL
-+
- test "$shared" = "no" || {
- # Disable dynamic linking if ld is broken and can't do -Bsymbolic-functions
- LDFLAGS_DUMMY=
-@@ -599,8 +651,9 @@ echo '#include <float.h>' > "$tmpc"
- echo '#if LDBL_MANT_DIG == 53' >> "$tmpc"
- echo 'typedef char ldcheck[9-(int)sizeof(long double)];' >> "$tmpc"
- echo '#endif' >> "$tmpc"
--if $CC $CFLAGS_C99FSE -I./arch/$ARCH -I./include $CPPFLAGS $CFLAGS \
--  -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
-+if $CC $CFLAGS_C99FSE \
-+  -I$srcdir/arch/$ARCH -I$srcdir/arch/generic -I$srcdir/include \
-+  $CPPFLAGS $CFLAGS -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
- printf "yes\n"
- else
- printf "no\n"
-@@ -622,6 +675,7 @@ cat << EOF
- ARCH = $ARCH
- SUBARCH = $SUBARCH
- ASMSUBARCH = $ASMSUBARCH
-+srcdir = $srcdir
- prefix = $prefix
- exec_prefix = $exec_prefix
- bindir = $bindir
-@@ -629,12 +683,14 @@ libdir = $libdir
- includedir = $includedir
- syslibdir = $syslibdir
- CC = $CC
--CFLAGS = $CFLAGS_AUTO $CFLAGS
-+CFLAGS = $CFLAGS
-+CFLAGS_AUTO = $CFLAGS_AUTO
- CFLAGS_C99FSE = $CFLAGS_C99FSE
- CFLAGS_MEMOPS = $CFLAGS_MEMOPS
- CFLAGS_NOSSP = $CFLAGS_NOSSP
- CPPFLAGS = $CPPFLAGS
--LDFLAGS = $LDFLAGS_AUTO $LDFLAGS
-+LDFLAGS = $LDFLAGS
-+LDFLAGS_AUTO = $LDFLAGS_AUTO
- CROSS_COMPILE = $CROSS_COMPILE
- LIBCC = $LIBCC
- OPTIMIZE_GLOBS = $OPTIMIZE_GLOBS
-@@ -646,6 +702,9 @@ test "x$static" = xno && echo "STATIC_LI
- test "x$shared" = xno && echo "SHARED_LIBS ="
- test "x$cc_family" = xgcc && echo 'WRAPCC_GCC = $(CC)'
- test "x$cc_family" = xclang && echo 'WRAPCC_CLANG = $(CC)'
-+test "x$pic_default" = xyes && echo 'AOBJS = $(LOBJS)'
- exec 1>&3 3>&-
- 
-+test "$srcdir" = "." || ln -sf $srcdir/Makefile .
-+
- printf "done\n"
---- a/crt/arm/crti.s
-+++ b/crt/arm/crti.s
-@@ -1,3 +1,5 @@
-+.syntax unified
-+
- .section .init
- .global _init
- .type _init,%function
---- a/crt/arm/crtn.s
-+++ b/crt/arm/crtn.s
-@@ -1,11 +1,9 @@
-+.syntax unified
-+
- .section .init
- 	pop {r0,lr}
--	tst lr,#1
--	moveq pc,lr
- 	bx lr
- 
- .section .fini
- 	pop {r0,lr}
--	tst lr,#1
--	moveq pc,lr
- 	bx lr
---- a/crt/rcrt1.c
-+++ b/crt/rcrt1.c
-@@ -1,7 +1,7 @@
- #define SHARED
- #define START "_start"
- #define _dlstart_c _start_c
--#include "../src/ldso/dlstart.c"
-+#include "../ldso/dlstart.c"
- 
- int main();
- void _init() __attribute__((weak));
---- a/include/complex.h
-+++ b/include/complex.h
-@@ -116,7 +116,7 @@ long double creall(long double complex);
- 
- #if __STDC_VERSION__ >= 201112L
- #if defined(_Imaginary_I)
--#define __CMPLX(x, y, t) ((t)(x) + _Imaginary_I*(t)(y)))
-+#define __CMPLX(x, y, t) ((t)(x) + _Imaginary_I*(t)(y))
- #elif defined(__clang__)
- #define __CMPLX(x, y, t) (+(_Complex t){ (t)(x), (t)(y) })
- #else
---- a/include/netinet/in.h
-+++ b/include/netinet/in.h
-@@ -103,6 +103,7 @@ uint16_t ntohs(uint16_t);
- #define IPPROTO_SCTP     132
- #define IPPROTO_MH       135
- #define IPPROTO_UDPLITE  136
-+#define IPPROTO_MPLS     137
- #define IPPROTO_RAW      255
- #define IPPROTO_MAX      256
- 
-@@ -200,6 +201,7 @@ uint16_t ntohs(uint16_t);
- #define IP_MINTTL          21
- #define IP_NODEFRAG        22
- #define IP_CHECKSUM        23
-+#define IP_BIND_ADDRESS_NO_PORT 24
- #define IP_MULTICAST_IF    32
- #define IP_MULTICAST_TTL   33
- #define IP_MULTICAST_LOOP  34
---- a/include/netinet/tcp.h
-+++ b/include/netinet/tcp.h
-@@ -27,6 +27,9 @@
- #define TCP_FASTOPEN     23
- #define TCP_TIMESTAMP    24
- #define TCP_NOTSENT_LOWAT 25
-+#define TCP_CC_INFO      26
-+#define TCP_SAVE_SYN     27
-+#define TCP_SAVED_SYN    28
- 
- #define TCP_ESTABLISHED  1
- #define TCP_SYN_SENT     2
-@@ -41,7 +44,20 @@
- #define TCP_CLOSING      11
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define TCPOPT_EOL              0
-+#define TCPOPT_NOP              1
-+#define TCPOPT_MAXSEG           2
-+#define TCPOPT_WINDOW           3
-+#define TCPOPT_SACK_PERMITTED   4
-+#define TCPOPT_SACK             5
-+#define TCPOPT_TIMESTAMP        8
-+#define TCPOLEN_SACK_PERMITTED  2
-+#define TCPOLEN_WINDOW          3
-+#define TCPOLEN_MAXSEG          4
-+#define TCPOLEN_TIMESTAMP       10
-+
- #define SOL_TCP 6
-+
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <stdint.h>
-@@ -164,6 +180,10 @@ struct tcp_info
- 	uint32_t tcpi_total_retrans;
- 	uint64_t tcpi_pacing_rate;
- 	uint64_t tcpi_max_pacing_rate;
-+	uint64_t tcpi_bytes_acked;
-+	uint64_t tcpi_bytes_received;
-+	uint32_t tcpi_segs_out;
-+	uint32_t tcpi_segs_in;
- };
- 
- #define TCP_MD5SIG_MAXKEYLEN    80
---- a/include/netpacket/packet.h
-+++ b/include/netpacket/packet.h
-@@ -32,10 +32,27 @@ struct packet_mreq {
- #define	PACKET_RECV_OUTPUT		3
- #define	PACKET_RX_RING			5
- #define	PACKET_STATISTICS		6
-+#define PACKET_COPY_THRESH		7
-+#define PACKET_AUXDATA			8
-+#define PACKET_ORIGDEV			9
-+#define PACKET_VERSION			10
-+#define PACKET_HDRLEN			11
-+#define PACKET_RESERVE			12
-+#define PACKET_TX_RING			13
-+#define PACKET_LOSS			14
-+#define PACKET_VNET_HDR			15
-+#define PACKET_TX_TIMESTAMP		16
-+#define PACKET_TIMESTAMP		17
-+#define PACKET_FANOUT			18
-+#define PACKET_TX_HAS_OFF		19
-+#define PACKET_QDISC_BYPASS		20
-+#define PACKET_ROLLOVER_STATS		21
-+#define PACKET_FANOUT_DATA		22
- 
- #define PACKET_MR_MULTICAST	0
- #define PACKET_MR_PROMISC	1
- #define PACKET_MR_ALLMULTI	2
-+#define PACKET_MR_UNICAST	3
- 
- #ifdef __cplusplus
- }
---- a/include/signal.h
-+++ b/include/signal.h
-@@ -27,8 +27,6 @@ extern "C" {
- 
- #include <bits/alltypes.h>
- 
--#define SIG_HOLD ((void (*)(int)) 2)
--
- #define SIG_BLOCK     0
- #define SIG_UNBLOCK   1
- #define SIG_SETMASK   2
-@@ -43,6 +41,18 @@ extern "C" {
- #define SI_USER 0
- #define SI_KERNEL 128
- 
-+typedef struct sigaltstack stack_t;
-+
-+#endif
-+
-+#include <bits/signal.h>
-+
-+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
-+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
-+ || defined(_BSD_SOURCE)
-+
-+#define SIG_HOLD ((void (*)(int)) 2)
-+
- #define FPE_INTDIV 1
- #define FPE_INTOVF 2
- #define FPE_FLTDIV 3
-@@ -78,15 +88,17 @@ extern "C" {
- #define CLD_STOPPED 5
- #define CLD_CONTINUED 6
- 
--typedef struct sigaltstack stack_t;
--
- union sigval {
- 	int sival_int;
- 	void *sival_ptr;
- };
- 
- typedef struct {
-+#ifdef __SI_SWAP_ERRNO_CODE
-+	int si_signo, si_code, si_errno;
-+#else
- 	int si_signo, si_errno, si_code;
-+#endif
- 	union {
- 		char __pad[128 - 2*sizeof(int) - sizeof(long)];
- 		struct {
-@@ -240,8 +252,6 @@ int sigandset(sigset_t *, const sigset_t
- #define SA_ONESHOT SA_RESETHAND
- #endif
- 
--#include <bits/signal.h>
--
- #define SIG_ERR  ((void (*)(int))-1)
- #define SIG_DFL  ((void (*)(int)) 0)
- #define SIG_IGN  ((void (*)(int)) 1)
---- a/include/sys/mman.h
-+++ b/include/sys/mman.h
-@@ -39,6 +39,7 @@ int remap_file_pages (void *, size_t, in
- #endif
- 
- #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define MLOCK_ONFAULT   0x01
- int madvise (void *, size_t, int);
- int mincore (void *, size_t, unsigned char *);
- #endif
---- a/include/sys/mount.h
-+++ b/include/sys/mount.h
-@@ -46,12 +46,13 @@ extern "C" {
- #define MS_KERNMOUNT   (1<<22)
- #define MS_I_VERSION   (1<<23)
- #define MS_STRICTATIME (1<<24)
-+#define MS_LAZYTIME    (1<<25)
- #define MS_NOSEC       (1<<28)
- #define MS_BORN        (1<<29)
- #define MS_ACTIVE      (1<<30)
- #define MS_NOUSER      (1U<<31)
- 
--#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION)
-+#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION|MS_LAZYTIME)
- 
- #define MS_MGC_VAL 0xc0ed0000
- #define MS_MGC_MSK 0xffff0000
---- a/include/sys/prctl.h
-+++ b/include/sys/prctl.h
-@@ -124,6 +124,12 @@ struct prctl_mm_map {
- #define PR_FP_MODE_FR (1 << 0)
- #define PR_FP_MODE_FRE (1 << 1)
- 
-+#define PR_CAP_AMBIENT          47
-+#define PR_CAP_AMBIENT_IS_SET   1
-+#define PR_CAP_AMBIENT_RAISE    2
-+#define PR_CAP_AMBIENT_LOWER    3
-+#define PR_CAP_AMBIENT_CLEAR_ALL 4
-+
- int prctl (int, ...);
- 
- #ifdef __cplusplus
---- a/include/sys/ptrace.h
-+++ b/include/sys/ptrace.h
-@@ -39,6 +39,7 @@ extern "C" {
- #define PTRACE_PEEKSIGINFO 0x4209
- #define PTRACE_GETSIGMASK 0x420a
- #define PTRACE_SETSIGMASK 0x420b
-+#define PTRACE_SECCOMP_GET_FILTER 0x420c
- 
- #define PT_READ_I PTRACE_PEEKTEXT
- #define PT_READ_D PTRACE_PEEKDATA
-@@ -72,7 +73,8 @@ extern "C" {
- #define PTRACE_O_TRACEEXIT      0x00000040
- #define PTRACE_O_TRACESECCOMP   0x00000080
- #define PTRACE_O_EXITKILL       0x00100000
--#define PTRACE_O_MASK           0x001000ff
-+#define PTRACE_O_SUSPEND_SECCOMP 0x00200000
-+#define PTRACE_O_MASK           0x003000ff
- 
- #define PTRACE_EVENT_FORK 1
- #define PTRACE_EVENT_VFORK 2
---- a/include/sys/socket.h
-+++ b/include/sys/socket.h
-@@ -96,6 +96,7 @@ struct linger
- #define PF_WANPIPE      25
- #define PF_LLC          26
- #define PF_IB           27
-+#define PF_MPLS         28
- #define PF_CAN          29
- #define PF_TIPC         30
- #define PF_BLUETOOTH    31
-@@ -141,6 +142,7 @@ struct linger
- #define AF_WANPIPE      PF_WANPIPE
- #define AF_LLC          PF_LLC
- #define AF_IB           PF_IB
-+#define AF_MPLS         PF_MPLS
- #define AF_CAN          PF_CAN
- #define AF_TIPC         PF_TIPC
- #define AF_BLUETOOTH    PF_BLUETOOTH
-@@ -255,6 +257,7 @@ struct linger
- #define MSG_NOSIGNAL  0x4000
- #define MSG_MORE      0x8000
- #define MSG_WAITFORONE 0x10000
-+#define MSG_FASTOPEN  0x20000000
- #define MSG_CMSG_CLOEXEC 0x40000000
- 
- #define __CMSG_LEN(cmsg) (((cmsg)->cmsg_len + sizeof(long) - 1) & ~(long)(sizeof(long) - 1))
---- /dev/null
-+++ b/ldso/dlstart.c
-@@ -0,0 +1,146 @@
-+#include <stddef.h>
-+#include "dynlink.h"
-+
-+#ifndef START
-+#define START "_dlstart"
-+#endif
-+
-+#include "crt_arch.h"
-+
-+#ifndef GETFUNCSYM
-+#define GETFUNCSYM(fp, sym, got) do { \
-+	__attribute__((__visibility__("hidden"))) void sym(); \
-+	static void (*static_func_ptr)() = sym; \
-+	__asm__ __volatile__ ( "" : "+m"(static_func_ptr) : : "memory"); \
-+	*(fp) = static_func_ptr; } while(0)
-+#endif
-+
-+__attribute__((__visibility__("hidden")))
-+void _dlstart_c(size_t *sp, size_t *dynv)
-+{
-+	size_t i, aux[AUX_CNT], dyn[DYN_CNT];
-+	size_t *rel, rel_size, base;
-+
-+	int argc = *sp;
-+	char **argv = (void *)(sp+1);
-+
-+	for (i=argc+1; argv[i]; i++);
-+	size_t *auxv = (void *)(argv+i+1);
-+
-+	for (i=0; i<AUX_CNT; i++) aux[i] = 0;
-+	for (i=0; auxv[i]; i+=2) if (auxv[i]<AUX_CNT)
-+		aux[auxv[i]] = auxv[i+1];
-+
-+#if DL_FDPIC
-+	struct fdpic_loadseg *segs, fakeseg;
-+	size_t j;
-+	if (dynv) {
-+		/* crt_arch.h entry point asm is responsible for reserving
-+		 * space and moving the extra fdpic arguments to the stack
-+		 * vector where they are easily accessible from C. */
-+		segs = ((struct fdpic_loadmap *)(sp[-1] ? sp[-1] : sp[-2]))->segs;
-+	} else {
-+		/* If dynv is null, the entry point was started from loader
-+		 * that is not fdpic-aware. We can assume normal fixed-
-+		 * displacement ELF loading was performed, but when ldso was
-+		 * run as a command, finding the Ehdr is a heursitic: we
-+		 * have to assume Phdrs start in the first 4k of the file. */
-+		base = aux[AT_BASE];
-+		if (!base) base = aux[AT_PHDR] & -4096;
-+		segs = &fakeseg;
-+		segs[0].addr = base;
-+		segs[0].p_vaddr = 0;
-+		segs[0].p_memsz = -1;
-+		Ehdr *eh = (void *)base;
-+		Phdr *ph = (void *)(base + eh->e_phoff);
-+		size_t phnum = eh->e_phnum;
-+		size_t phent = eh->e_phentsize;
-+		while (phnum-- && ph->p_type != PT_DYNAMIC)
-+			ph = (void *)((size_t)ph + phent);
-+		dynv = (void *)(base + ph->p_vaddr);
-+	}
-+#endif
-+
-+	for (i=0; i<DYN_CNT; i++) dyn[i] = 0;
-+	for (i=0; dynv[i]; i+=2) if (dynv[i]<DYN_CNT)
-+		dyn[dynv[i]] = dynv[i+1];
-+
-+#if DL_FDPIC
-+	for (i=0; i<DYN_CNT; i++) {
-+		if (i==DT_RELASZ || i==DT_RELSZ) continue;
-+		if (!dyn[i]) continue;
-+		for (j=0; dyn[i]-segs[j].p_vaddr >= segs[j].p_memsz; j++);
-+		dyn[i] += segs[j].addr - segs[j].p_vaddr;
-+	}
-+	base = 0;
-+
-+	const Sym *syms = (void *)dyn[DT_SYMTAB];
-+
-+	rel = (void *)dyn[DT_RELA];
-+	rel_size = dyn[DT_RELASZ];
-+	for (; rel_size; rel+=3, rel_size-=3*sizeof(size_t)) {
-+		if (!IS_RELATIVE(rel[1], syms)) continue;
-+		for (j=0; rel[0]-segs[j].p_vaddr >= segs[j].p_memsz; j++);
-+		size_t *rel_addr = (void *)
-+			(rel[0] + segs[j].addr - segs[j].p_vaddr);
-+		if (R_TYPE(rel[1]) == REL_FUNCDESC_VAL) {
-+			*rel_addr += segs[rel_addr[1]].addr
-+				- segs[rel_addr[1]].p_vaddr
-+				+ syms[R_SYM(rel[1])].st_value;
-+			rel_addr[1] = dyn[DT_PLTGOT];
-+		} else {
-+			size_t val = syms[R_SYM(rel[1])].st_value;
-+			for (j=0; val-segs[j].p_vaddr >= segs[j].p_memsz; j++);
-+			*rel_addr = rel[2] + segs[j].addr - segs[j].p_vaddr + val;
-+		}
-+	}
-+#else
-+	/* If the dynamic linker is invoked as a command, its load
-+	 * address is not available in the aux vector. Instead, compute
-+	 * the load address as the difference between &_DYNAMIC and the
-+	 * virtual address in the PT_DYNAMIC program header. */
-+	base = aux[AT_BASE];
-+	if (!base) {
-+		size_t phnum = aux[AT_PHNUM];
-+		size_t phentsize = aux[AT_PHENT];
-+		Phdr *ph = (void *)aux[AT_PHDR];
-+		for (i=phnum; i--; ph = (void *)((char *)ph + phentsize)) {
-+			if (ph->p_type == PT_DYNAMIC) {
-+				base = (size_t)dynv - ph->p_vaddr;
-+				break;
-+			}
-+		}
-+	}
-+
-+	/* MIPS uses an ugly packed form for GOT relocations. Since we
-+	 * can't make function calls yet and the code is tiny anyway,
-+	 * it's simply inlined here. */
-+	if (NEED_MIPS_GOT_RELOCS) {
-+		size_t local_cnt = 0;
-+		size_t *got = (void *)(base + dyn[DT_PLTGOT]);
-+		for (i=0; dynv[i]; i+=2) if (dynv[i]==DT_MIPS_LOCAL_GOTNO)
-+			local_cnt = dynv[i+1];
-+		for (i=0; i<local_cnt; i++) got[i] += base;
-+	}
-+
-+	rel = (void *)(base+dyn[DT_REL]);
-+	rel_size = dyn[DT_RELSZ];
-+	for (; rel_size; rel+=2, rel_size-=2*sizeof(size_t)) {
-+		if (!IS_RELATIVE(rel[1], 0)) continue;
-+		size_t *rel_addr = (void *)(base + rel[0]);
-+		*rel_addr += base;
-+	}
-+
-+	rel = (void *)(base+dyn[DT_RELA]);
-+	rel_size = dyn[DT_RELASZ];
-+	for (; rel_size; rel+=3, rel_size-=3*sizeof(size_t)) {
-+		if (!IS_RELATIVE(rel[1], 0)) continue;
-+		size_t *rel_addr = (void *)(base + rel[0]);
-+		*rel_addr = base + rel[2];
-+	}
-+#endif
-+
-+	stage2_func dls2;
-+	GETFUNCSYM(&dls2, __dls2, base+dyn[DT_PLTGOT]);
-+	dls2((void *)base, sp);
-+}
---- /dev/null
-+++ b/ldso/dynlink.c
-@@ -0,0 +1,1931 @@
-+#define _GNU_SOURCE
-+#include <stdio.h>
-+#include <stdlib.h>
-+#include <stdarg.h>
-+#include <stddef.h>
-+#include <string.h>
-+#include <unistd.h>
-+#include <stdint.h>
-+#include <elf.h>
-+#include <sys/mman.h>
-+#include <limits.h>
-+#include <fcntl.h>
-+#include <sys/stat.h>
-+#include <errno.h>
-+#include <link.h>
-+#include <setjmp.h>
-+#include <pthread.h>
-+#include <ctype.h>
-+#include <dlfcn.h>
-+#include "pthread_impl.h"
-+#include "libc.h"
-+#include "dynlink.h"
-+
-+static void error(const char *, ...);
-+
-+#define MAXP2(a,b) (-(-(a)&-(b)))
-+#define ALIGN(x,y) ((x)+(y)-1 & -(y))
-+
-+struct debug {
-+	int ver;
-+	void *head;
-+	void (*bp)(void);
-+	int state;
-+	void *base;
-+};
-+
-+struct td_index {
-+	size_t args[2];
-+	struct td_index *next;
-+};
-+
-+struct dso {
-+#if DL_FDPIC
-+	struct fdpic_loadmap *loadmap;
-+#else
-+	unsigned char *base;
-+#endif
-+	char *name;
-+	size_t *dynv;
-+	struct dso *next, *prev;
-+
-+	Phdr *phdr;
-+	int phnum;
-+	size_t phentsize;
-+	int refcnt;
-+	Sym *syms;
-+	uint32_t *hashtab;
-+	uint32_t *ghashtab;
-+	int16_t *versym;
-+	char *strings;
-+	unsigned char *map;
-+	size_t map_len;
-+	dev_t dev;
-+	ino_t ino;
-+	signed char global;
-+	char relocated;
-+	char constructed;
-+	char kernel_mapped;
-+	struct dso **deps, *needed_by;
-+	char *rpath_orig, *rpath;
-+	struct tls_module tls;
-+	size_t tls_id;
-+	size_t relro_start, relro_end;
-+	void **new_dtv;
-+	unsigned char *new_tls;
-+	volatile int new_dtv_idx, new_tls_idx;
-+	struct td_index *td_index;
-+	struct dso *fini_next;
-+	char *shortname;
-+#if DL_FDPIC
-+	unsigned char *base;
-+#else
-+	struct fdpic_loadmap *loadmap;
-+#endif
-+	struct funcdesc {
-+		void *addr;
-+		size_t *got;
-+	} *funcdescs;
-+	size_t *got;
-+	char buf[];
-+};
-+
-+struct symdef {
-+	Sym *sym;
-+	struct dso *dso;
-+};
-+
-+int __init_tp(void *);
-+void __init_libc(char **, char *);
-+void *__copy_tls(unsigned char *);
-+
-+__attribute__((__visibility__("hidden")))
-+const char *__libc_get_version(void);
-+
-+static struct builtin_tls {
-+	char c;
-+	struct pthread pt;
-+	void *space[16];
-+} builtin_tls[1];
-+#define MIN_TLS_ALIGN offsetof(struct builtin_tls, pt)
-+
-+#define ADDEND_LIMIT 4096
-+static size_t *saved_addends, *apply_addends_to;
-+
-+static struct dso ldso;
-+static struct dso *head, *tail, *fini_head;
-+static char *env_path, *sys_path;
-+static unsigned long long gencnt;
-+static int runtime;
-+static int ldd_mode;
-+static int ldso_fail;
-+static int noload;
-+static jmp_buf *rtld_fail;
-+static pthread_rwlock_t lock;
-+static struct debug debug;
-+static struct tls_module *tls_tail;
-+static size_t tls_cnt, tls_offset, tls_align = MIN_TLS_ALIGN;
-+static size_t static_tls_cnt;
-+static pthread_mutex_t init_fini_lock = { ._m_type = PTHREAD_MUTEX_RECURSIVE };
-+static struct fdpic_loadmap *app_loadmap;
-+static struct fdpic_dummy_loadmap app_dummy_loadmap;
-+
-+struct debug *_dl_debug_addr = &debug;
-+
-+__attribute__((__visibility__("hidden")))
-+void (*const __init_array_start)(void)=0, (*const __fini_array_start)(void)=0;
-+
-+__attribute__((__visibility__("hidden")))
-+extern void (*const __init_array_end)(void), (*const __fini_array_end)(void);
-+
-+weak_alias(__init_array_start, __init_array_end);
-+weak_alias(__fini_array_start, __fini_array_end);
-+
-+static int dl_strcmp(const char *l, const char *r)
-+{
-+	for (; *l==*r && *l; l++, r++);
-+	return *(unsigned char *)l - *(unsigned char *)r;
-+}
-+#define strcmp(l,r) dl_strcmp(l,r)
-+
-+/* Compute load address for a virtual address in a given dso. */
-+#if DL_FDPIC
-+static void *laddr(const struct dso *p, size_t v)
-+{
-+	size_t j=0;
-+	if (!p->loadmap) return p->base + v;
-+	for (j=0; v-p->loadmap->segs[j].p_vaddr >= p->loadmap->segs[j].p_memsz; j++);
-+	return (void *)(v - p->loadmap->segs[j].p_vaddr + p->loadmap->segs[j].addr);
-+}
-+#define fpaddr(p, v) ((void (*)())&(struct funcdesc){ \
-+	laddr(p, v), (p)->got })
-+#else
-+#define laddr(p, v) (void *)((p)->base + (v))
-+#define fpaddr(p, v) ((void (*)())laddr(p, v))
-+#endif
-+
-+static void decode_vec(size_t *v, size_t *a, size_t cnt)
-+{
-+	size_t i;
-+	for (i=0; i<cnt; i++) a[i] = 0;
-+	for (; v[0]; v+=2) if (v[0]-1<cnt-1) {
-+		a[0] |= 1UL<<v[0];
-+		a[v[0]] = v[1];
-+	}
-+}
-+
-+static int search_vec(size_t *v, size_t *r, size_t key)
-+{
-+	for (; v[0]!=key; v+=2)
-+		if (!v[0]) return 0;
-+	*r = v[1];
-+	return 1;
-+}
-+
-+static uint32_t sysv_hash(const char *s0)
-+{
-+	const unsigned char *s = (void *)s0;
-+	uint_fast32_t h = 0;
-+	while (*s) {
-+		h = 16*h + *s++;
-+		h ^= h>>24 & 0xf0;
-+	}
-+	return h & 0xfffffff;
-+}
-+
-+static uint32_t gnu_hash(const char *s0)
-+{
-+	const unsigned char *s = (void *)s0;
-+	uint_fast32_t h = 5381;
-+	for (; *s; s++)
-+		h += h*32 + *s;
-+	return h;
-+}
-+
-+static Sym *sysv_lookup(const char *s, uint32_t h, struct dso *dso)
-+{
-+	size_t i;
-+	Sym *syms = dso->syms;
-+	uint32_t *hashtab = dso->hashtab;
-+	char *strings = dso->strings;
-+	for (i=hashtab[2+h%hashtab[0]]; i; i=hashtab[2+hashtab[0]+i]) {
-+		if ((!dso->versym || dso->versym[i] >= 0)
-+		    && (!strcmp(s, strings+syms[i].st_name)))
-+			return syms+i;
-+	}
-+	return 0;
-+}
-+
-+static Sym *gnu_lookup(uint32_t h1, uint32_t *hashtab, struct dso *dso, const char *s)
-+{
-+	uint32_t nbuckets = hashtab[0];
-+	uint32_t *buckets = hashtab + 4 + hashtab[2]*(sizeof(size_t)/4);
-+	uint32_t i = buckets[h1 % nbuckets];
-+
-+	if (!i) return 0;
-+
-+	uint32_t *hashval = buckets + nbuckets + (i - hashtab[1]);
-+
-+	for (h1 |= 1; ; i++) {
-+		uint32_t h2 = *hashval++;
-+		if ((h1 == (h2|1)) && (!dso->versym || dso->versym[i] >= 0)
-+		    && !strcmp(s, dso->strings + dso->syms[i].st_name))
-+			return dso->syms+i;
-+		if (h2 & 1) break;
-+	}
-+
-+	return 0;
-+}
-+
-+static Sym *gnu_lookup_filtered(uint32_t h1, uint32_t *hashtab, struct dso *dso, const char *s, uint32_t fofs, size_t fmask)
-+{
-+	const size_t *bloomwords = (const void *)(hashtab+4);
-+	size_t f = bloomwords[fofs & (hashtab[2]-1)];
-+	if (!(f & fmask)) return 0;
-+
-+	f >>= (h1 >> hashtab[3]) % (8 * sizeof f);
-+	if (!(f & 1)) return 0;
-+
-+	return gnu_lookup(h1, hashtab, dso, s);
-+}
-+
-+#define OK_TYPES (1<<STT_NOTYPE | 1<<STT_OBJECT | 1<<STT_FUNC | 1<<STT_COMMON | 1<<STT_TLS)
-+#define OK_BINDS (1<<STB_GLOBAL | 1<<STB_WEAK | 1<<STB_GNU_UNIQUE)
-+
-+#ifndef ARCH_SYM_REJECT_UND
-+#define ARCH_SYM_REJECT_UND(s) 0
-+#endif
-+
-+static struct symdef find_sym(struct dso *dso, const char *s, int need_def)
-+{
-+	uint32_t h = 0, gh, gho, *ght;
-+	size_t ghm = 0;
-+	struct symdef def = {0};
-+	for (; dso; dso=dso->next) {
-+		Sym *sym;
-+		if (!dso->global) continue;
-+		if ((ght = dso->ghashtab)) {
-+			if (!ghm) {
-+				gh = gnu_hash(s);
-+				int maskbits = 8 * sizeof ghm;
-+				gho = gh / maskbits;
-+				ghm = 1ul << gh % maskbits;
-+			}
-+			sym = gnu_lookup_filtered(gh, ght, dso, s, gho, ghm);
-+		} else {
-+			if (!h) h = sysv_hash(s);
-+			sym = sysv_lookup(s, h, dso);
-+		}
-+		if (!sym) continue;
-+		if (!sym->st_shndx)
-+			if (need_def || (sym->st_info&0xf) == STT_TLS
-+			    || ARCH_SYM_REJECT_UND(sym))
-+				continue;
-+		if (!sym->st_value)
-+			if ((sym->st_info&0xf) != STT_TLS)
-+				continue;
-+		if (!(1<<(sym->st_info&0xf) & OK_TYPES)) continue;
-+		if (!(1<<(sym->st_info>>4) & OK_BINDS)) continue;
-+
-+		if (def.sym && sym->st_info>>4 == STB_WEAK) continue;
-+		def.sym = sym;
-+		def.dso = dso;
-+		if (sym->st_info>>4 == STB_GLOBAL) break;
-+	}
-+	return def;
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+ptrdiff_t __tlsdesc_static(), __tlsdesc_dynamic();
-+
-+static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stride)
-+{
-+	unsigned char *base = dso->base;
-+	Sym *syms = dso->syms;
-+	char *strings = dso->strings;
-+	Sym *sym;
-+	const char *name;
-+	void *ctx;
-+	int type;
-+	int sym_index;
-+	struct symdef def;
-+	size_t *reloc_addr;
-+	size_t sym_val;
-+	size_t tls_val;
-+	size_t addend;
-+	int skip_relative = 0, reuse_addends = 0, save_slot = 0;
-+
-+	if (dso == &ldso) {
-+		/* Only ldso's REL table needs addend saving/reuse. */
-+		if (rel == apply_addends_to)
-+			reuse_addends = 1;
-+		skip_relative = 1;
-+	}
-+
-+	for (; rel_size; rel+=stride, rel_size-=stride*sizeof(size_t)) {
-+		if (skip_relative && IS_RELATIVE(rel[1], dso->syms)) continue;
-+		type = R_TYPE(rel[1]);
-+		if (type == REL_NONE) continue;
-+		sym_index = R_SYM(rel[1]);
-+		reloc_addr = laddr(dso, rel[0]);
-+		if (sym_index) {
-+			sym = syms + sym_index;
-+			name = strings + sym->st_name;
-+			ctx = type==REL_COPY ? head->next : head;
-+			def = (sym->st_info&0xf) == STT_SECTION
-+				? (struct symdef){ .dso = dso, .sym = sym }
-+				: find_sym(ctx, name, type==REL_PLT);
-+			if (!def.sym && (sym->st_shndx != SHN_UNDEF
-+			    || sym->st_info>>4 != STB_WEAK)) {
-+				error("Error relocating %s: %s: symbol not found",
-+					dso->name, name);
-+				if (runtime) longjmp(*rtld_fail, 1);
-+				continue;
-+			}
-+		} else {
-+			sym = 0;
-+			def.sym = 0;
-+			def.dso = dso;
-+		}
-+
-+		if (stride > 2) {
-+			addend = rel[2];
-+		} else if (type==REL_GOT || type==REL_PLT|| type==REL_COPY) {
-+			addend = 0;
-+		} else if (reuse_addends) {
-+			/* Save original addend in stage 2 where the dso
-+			 * chain consists of just ldso; otherwise read back
-+			 * saved addend since the inline one was clobbered. */
-+			if (head==&ldso)
-+				saved_addends[save_slot] = *reloc_addr;
-+			addend = saved_addends[save_slot++];
-+		} else {
-+			addend = *reloc_addr;
-+		}
-+
-+		sym_val = def.sym ? (size_t)laddr(def.dso, def.sym->st_value) : 0;
-+		tls_val = def.sym ? def.sym->st_value : 0;
-+
-+		switch(type) {
-+		case REL_NONE:
-+			break;
-+		case REL_OFFSET:
-+			addend -= (size_t)reloc_addr;
-+		case REL_SYMBOLIC:
-+		case REL_GOT:
-+		case REL_PLT:
-+			*reloc_addr = sym_val + addend;
-+			break;
-+		case REL_RELATIVE:
-+			*reloc_addr = (size_t)base + addend;
-+			break;
-+		case REL_SYM_OR_REL:
-+			if (sym) *reloc_addr = sym_val + addend;
-+			else *reloc_addr = (size_t)base + addend;
-+			break;
-+		case REL_COPY:
-+			memcpy(reloc_addr, (void *)sym_val, sym->st_size);
-+			break;
-+		case REL_OFFSET32:
-+			*(uint32_t *)reloc_addr = sym_val + addend
-+				- (size_t)reloc_addr;
-+			break;
-+		case REL_FUNCDESC:
-+			*reloc_addr = def.sym ? (size_t)(def.dso->funcdescs
-+				+ (def.sym - def.dso->syms)) : 0;
-+			break;
-+		case REL_FUNCDESC_VAL:
-+			if ((sym->st_info&0xf) == STT_SECTION) *reloc_addr += sym_val;
-+			else *reloc_addr = sym_val;
-+			reloc_addr[1] = def.sym ? (size_t)def.dso->got : 0;
-+			break;
-+		case REL_DTPMOD:
-+			*reloc_addr = def.dso->tls_id;
-+			break;
-+		case REL_DTPOFF:
-+			*reloc_addr = tls_val + addend - DTP_OFFSET;
-+			break;
-+#ifdef TLS_ABOVE_TP
-+		case REL_TPOFF:
-+			*reloc_addr = tls_val + def.dso->tls.offset + TPOFF_K + addend;
-+			break;
-+#else
-+		case REL_TPOFF:
-+			*reloc_addr = tls_val - def.dso->tls.offset + addend;
-+			break;
-+		case REL_TPOFF_NEG:
-+			*reloc_addr = def.dso->tls.offset - tls_val + addend;
-+			break;
-+#endif
-+		case REL_TLSDESC:
-+			if (stride<3) addend = reloc_addr[1];
-+			if (runtime && def.dso->tls_id >= static_tls_cnt) {
-+				struct td_index *new = malloc(sizeof *new);
-+				if (!new) {
-+					error(
-+					"Error relocating %s: cannot allocate TLSDESC for %s",
-+					dso->name, sym ? name : "(local)" );
-+					longjmp(*rtld_fail, 1);
-+				}
-+				new->next = dso->td_index;
-+				dso->td_index = new;
-+				new->args[0] = def.dso->tls_id;
-+				new->args[1] = tls_val + addend;
-+				reloc_addr[0] = (size_t)__tlsdesc_dynamic;
-+				reloc_addr[1] = (size_t)new;
-+			} else {
-+				reloc_addr[0] = (size_t)__tlsdesc_static;
-+#ifdef TLS_ABOVE_TP
-+				reloc_addr[1] = tls_val + def.dso->tls.offset
-+					+ TPOFF_K + addend;
-+#else
-+				reloc_addr[1] = tls_val - def.dso->tls.offset
-+					+ addend;
-+#endif
-+			}
-+			break;
-+		default:
-+			error("Error relocating %s: unsupported relocation type %d",
-+				dso->name, type);
-+			if (runtime) longjmp(*rtld_fail, 1);
-+			continue;
-+		}
-+	}
-+}
-+
-+/* A huge hack: to make up for the wastefulness of shared libraries
-+ * needing at least a page of dirty memory even if they have no global
-+ * data, we reclaim the gaps at the beginning and end of writable maps
-+ * and "donate" them to the heap by setting up minimal malloc
-+ * structures and then freeing them. */
-+
-+static void reclaim(struct dso *dso, size_t start, size_t end)
-+{
-+	size_t *a, *z;
-+	if (start >= dso->relro_start && start < dso->relro_end) start = dso->relro_end;
-+	if (end   >= dso->relro_start && end   < dso->relro_end) end = dso->relro_start;
-+	start = start + 6*sizeof(size_t)-1 & -4*sizeof(size_t);
-+	end = (end & -4*sizeof(size_t)) - 2*sizeof(size_t);
-+	if (start>end || end-start < 4*sizeof(size_t)) return;
-+	a = laddr(dso, start);
-+	z = laddr(dso, end);
-+	a[-2] = 1;
-+	a[-1] = z[0] = end-start + 2*sizeof(size_t) | 1;
-+	z[1] = 1;
-+	free(a);
-+}
-+
-+static void reclaim_gaps(struct dso *dso)
-+{
-+	Phdr *ph = dso->phdr;
-+	size_t phcnt = dso->phnum;
-+
-+	if (DL_FDPIC) return; // FIXME
-+	for (; phcnt--; ph=(void *)((char *)ph+dso->phentsize)) {
-+		if (ph->p_type!=PT_LOAD) continue;
-+		if ((ph->p_flags&(PF_R|PF_W))!=(PF_R|PF_W)) continue;
-+		reclaim(dso, ph->p_vaddr & -PAGE_SIZE, ph->p_vaddr);
-+		reclaim(dso, ph->p_vaddr+ph->p_memsz,
-+			ph->p_vaddr+ph->p_memsz+PAGE_SIZE-1 & -PAGE_SIZE);
-+	}
-+}
-+
-+static void *mmap_fixed(void *p, size_t n, int prot, int flags, int fd, off_t off)
-+{
-+	static int no_map_fixed;
-+	char *q;
-+	if (!no_map_fixed) {
-+		q = mmap(p, n, prot, flags|MAP_FIXED, fd, off);
-+		if (!DL_NOMMU_SUPPORT || q != MAP_FAILED || errno != EINVAL)
-+			return q;
-+		no_map_fixed = 1;
-+	}
-+	/* Fallbacks for MAP_FIXED failure on NOMMU kernels. */
-+	if (flags & MAP_ANONYMOUS) {
-+		memset(p, 0, n);
-+		return p;
-+	}
-+	ssize_t r;
-+	if (lseek(fd, off, SEEK_SET) < 0) return MAP_FAILED;
-+	for (q=p; n; q+=r, off+=r, n-=r) {
-+		r = read(fd, q, n);
-+		if (r < 0 && errno != EINTR) return MAP_FAILED;
-+		if (!r) {
-+			memset(q, 0, n);
-+			break;
-+		}
-+	}
-+	return p;
-+}
-+
-+static void unmap_library(struct dso *dso)
-+{
-+	if (dso->loadmap) {
-+		size_t i;
-+		for (i=0; i<dso->loadmap->nsegs; i++) {
-+			if (!dso->loadmap->segs[i].p_memsz)
-+				continue;
-+			munmap((void *)dso->loadmap->segs[i].addr,
-+				dso->loadmap->segs[i].p_memsz);
-+		}
-+		free(dso->loadmap);
-+	} else if (dso->map && dso->map_len) {
-+		munmap(dso->map, dso->map_len);
-+	}
-+}
-+
-+static void *map_library(int fd, struct dso *dso)
-+{
-+	Ehdr buf[(896+sizeof(Ehdr))/sizeof(Ehdr)];
-+	void *allocated_buf=0;
-+	size_t phsize;
-+	size_t addr_min=SIZE_MAX, addr_max=0, map_len;
-+	size_t this_min, this_max;
-+	size_t nsegs = 0;
-+	off_t off_start;
-+	Ehdr *eh;
-+	Phdr *ph, *ph0;
-+	unsigned prot;
-+	unsigned char *map=MAP_FAILED, *base;
-+	size_t dyn=0;
-+	size_t tls_image=0;
-+	size_t i;
-+
-+	ssize_t l = read(fd, buf, sizeof buf);
-+	eh = buf;
-+	if (l<0) return 0;
-+	if (l<sizeof *eh || (eh->e_type != ET_DYN && eh->e_type != ET_EXEC))
-+		goto noexec;
-+	phsize = eh->e_phentsize * eh->e_phnum;
-+	if (phsize > sizeof buf - sizeof *eh) {
-+		allocated_buf = malloc(phsize);
-+		if (!allocated_buf) return 0;
-+		l = pread(fd, allocated_buf, phsize, eh->e_phoff);
-+		if (l < 0) goto error;
-+		if (l != phsize) goto noexec;
-+		ph = ph0 = allocated_buf;
-+	} else if (eh->e_phoff + phsize > l) {
-+		l = pread(fd, buf+1, phsize, eh->e_phoff);
-+		if (l < 0) goto error;
-+		if (l != phsize) goto noexec;
-+		ph = ph0 = (void *)(buf + 1);
-+	} else {
-+		ph = ph0 = (void *)((char *)buf + eh->e_phoff);
-+	}
-+	for (i=eh->e_phnum; i; i--, ph=(void *)((char *)ph+eh->e_phentsize)) {
-+		if (ph->p_type == PT_DYNAMIC) {
-+			dyn = ph->p_vaddr;
-+		} else if (ph->p_type == PT_TLS) {
-+			tls_image = ph->p_vaddr;
-+			dso->tls.align = ph->p_align;
-+			dso->tls.len = ph->p_filesz;
-+			dso->tls.size = ph->p_memsz;
-+		} else if (ph->p_type == PT_GNU_RELRO) {
-+			dso->relro_start = ph->p_vaddr & -PAGE_SIZE;
-+			dso->relro_end = (ph->p_vaddr + ph->p_memsz) & -PAGE_SIZE;
-+		}
-+		if (ph->p_type != PT_LOAD) continue;
-+		nsegs++;
-+		if (ph->p_vaddr < addr_min) {
-+			addr_min = ph->p_vaddr;
-+			off_start = ph->p_offset;
-+			prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
-+				((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
-+				((ph->p_flags&PF_X) ? PROT_EXEC : 0));
-+		}
-+		if (ph->p_vaddr+ph->p_memsz > addr_max) {
-+			addr_max = ph->p_vaddr+ph->p_memsz;
-+		}
-+	}
-+	if (!dyn) goto noexec;
-+	if (DL_FDPIC && !(eh->e_flags & FDPIC_CONSTDISP_FLAG)) {
-+		dso->loadmap = calloc(1, sizeof *dso->loadmap
-+			+ nsegs * sizeof *dso->loadmap->segs);
-+		if (!dso->loadmap) goto error;
-+		dso->loadmap->nsegs = nsegs;
-+		for (ph=ph0, i=0; i<nsegs; ph=(void *)((char *)ph+eh->e_phentsize)) {
-+			if (ph->p_type != PT_LOAD) continue;
-+			prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
-+				((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
-+				((ph->p_flags&PF_X) ? PROT_EXEC : 0));
-+			map = mmap(0, ph->p_memsz + (ph->p_vaddr & PAGE_SIZE-1),
-+				prot, MAP_PRIVATE,
-+				fd, ph->p_offset & -PAGE_SIZE);
-+			if (map == MAP_FAILED) {
-+				unmap_library(dso);
-+				goto error;
-+			}
-+			dso->loadmap->segs[i].addr = (size_t)map +
-+				(ph->p_vaddr & PAGE_SIZE-1);
-+			dso->loadmap->segs[i].p_vaddr = ph->p_vaddr;
-+			dso->loadmap->segs[i].p_memsz = ph->p_memsz;
-+			i++;
-+			if (prot & PROT_WRITE) {
-+				size_t brk = (ph->p_vaddr & PAGE_SIZE-1)
-+					+ ph->p_filesz;
-+				size_t pgbrk = brk + PAGE_SIZE-1 & -PAGE_SIZE;
-+				size_t pgend = brk + ph->p_memsz - ph->p_filesz
-+					+ PAGE_SIZE-1 & -PAGE_SIZE;
-+				if (pgend > pgbrk && mmap_fixed(map+pgbrk,
-+					pgend-pgbrk, prot,
-+					MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS,
-+					-1, off_start) == MAP_FAILED)
-+					goto error;
-+				memset(map + brk, 0, pgbrk-brk);
-+			}
-+		}
-+		map = (void *)dso->loadmap->segs[0].addr;
-+		map_len = 0;
-+		goto done_mapping;
-+	}
-+	addr_max += PAGE_SIZE-1;
-+	addr_max &= -PAGE_SIZE;
-+	addr_min &= -PAGE_SIZE;
-+	off_start &= -PAGE_SIZE;
-+	map_len = addr_max - addr_min + off_start;
-+	/* The first time, we map too much, possibly even more than
-+	 * the length of the file. This is okay because we will not
-+	 * use the invalid part; we just need to reserve the right
-+	 * amount of virtual address space to map over later. */
-+	map = DL_NOMMU_SUPPORT
-+		? mmap((void *)addr_min, map_len, PROT_READ|PROT_WRITE|PROT_EXEC,
-+			MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
-+		: mmap((void *)addr_min, map_len, prot,
-+			MAP_PRIVATE, fd, off_start);
-+	if (map==MAP_FAILED) goto error;
-+	dso->map = map;
-+	dso->map_len = map_len;
-+	/* If the loaded file is not relocatable and the requested address is
-+	 * not available, then the load operation must fail. */
-+	if (eh->e_type != ET_DYN && addr_min && map!=(void *)addr_min) {
-+		errno = EBUSY;
-+		goto error;
-+	}
-+	base = map - addr_min;
-+	dso->phdr = 0;
-+	dso->phnum = 0;
-+	for (ph=ph0, i=eh->e_phnum; i; i--, ph=(void *)((char *)ph+eh->e_phentsize)) {
-+		if (ph->p_type != PT_LOAD) continue;
-+		/* Check if the programs headers are in this load segment, and
-+		 * if so, record the address for use by dl_iterate_phdr. */
-+		if (!dso->phdr && eh->e_phoff >= ph->p_offset
-+		    && eh->e_phoff+phsize <= ph->p_offset+ph->p_filesz) {
-+			dso->phdr = (void *)(base + ph->p_vaddr
-+				+ (eh->e_phoff-ph->p_offset));
-+			dso->phnum = eh->e_phnum;
-+			dso->phentsize = eh->e_phentsize;
-+		}
-+		/* Reuse the existing mapping for the lowest-address LOAD */
-+		if ((ph->p_vaddr & -PAGE_SIZE) == addr_min && !DL_NOMMU_SUPPORT)
-+			continue;
-+		this_min = ph->p_vaddr & -PAGE_SIZE;
-+		this_max = ph->p_vaddr+ph->p_memsz+PAGE_SIZE-1 & -PAGE_SIZE;
-+		off_start = ph->p_offset & -PAGE_SIZE;
-+		prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
-+			((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
-+			((ph->p_flags&PF_X) ? PROT_EXEC : 0));
-+		if (mmap_fixed(base+this_min, this_max-this_min, prot, MAP_PRIVATE|MAP_FIXED, fd, off_start) == MAP_FAILED)
-+			goto error;
-+		if (ph->p_memsz > ph->p_filesz) {
-+			size_t brk = (size_t)base+ph->p_vaddr+ph->p_filesz;
-+			size_t pgbrk = brk+PAGE_SIZE-1 & -PAGE_SIZE;
-+			memset((void *)brk, 0, pgbrk-brk & PAGE_SIZE-1);
-+			if (pgbrk-(size_t)base < this_max && mmap_fixed((void *)pgbrk, (size_t)base+this_max-pgbrk, prot, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) == MAP_FAILED)
-+				goto error;
-+		}
-+	}
-+	for (i=0; ((size_t *)(base+dyn))[i]; i+=2)
-+		if (((size_t *)(base+dyn))[i]==DT_TEXTREL) {
-+			if (mprotect(map, map_len, PROT_READ|PROT_WRITE|PROT_EXEC)
-+			    && errno != ENOSYS)
-+				goto error;
-+			break;
-+		}
-+done_mapping:
-+	dso->base = base;
-+	dso->dynv = laddr(dso, dyn);
-+	if (dso->tls.size) dso->tls.image = laddr(dso, tls_image);
-+	if (!runtime) reclaim_gaps(dso);
-+	free(allocated_buf);
-+	return map;
-+noexec:
-+	errno = ENOEXEC;
-+error:
-+	if (map!=MAP_FAILED) unmap_library(dso);
-+	free(allocated_buf);
-+	return 0;
-+}
-+
-+static int path_open(const char *name, const char *s, char *buf, size_t buf_size)
-+{
-+	size_t l;
-+	int fd;
-+	for (;;) {
-+		s += strspn(s, ":\n");
-+		l = strcspn(s, ":\n");
-+		if (l-1 >= INT_MAX) return -1;
-+		if (snprintf(buf, buf_size, "%.*s/%s", (int)l, s, name) < buf_size) {
-+			if ((fd = open(buf, O_RDONLY|O_CLOEXEC))>=0) return fd;
-+			switch (errno) {
-+			case ENOENT:
-+			case ENOTDIR:
-+			case EACCES:
-+			case ENAMETOOLONG:
-+				break;
-+			default:
-+				/* Any negative value but -1 will inhibit
-+				 * futher path search. */
-+				return -2;
-+			}
-+		}
-+		s += l;
-+	}
-+}
-+
-+static int fixup_rpath(struct dso *p, char *buf, size_t buf_size)
-+{
-+	size_t n, l;
-+	const char *s, *t, *origin;
-+	char *d;
-+	if (p->rpath || !p->rpath_orig) return 0;
-+	if (!strchr(p->rpath_orig, '$')) {
-+		p->rpath = p->rpath_orig;
-+		return 0;
-+	}
-+	n = 0;
-+	s = p->rpath_orig;
-+	while ((t=strchr(s, '$'))) {
-+		if (strncmp(t, "$ORIGIN", 7) && strncmp(t, "${ORIGIN}", 9))
-+			return 0;
-+		s = t+1;
-+		n++;
-+	}
-+	if (n > SSIZE_MAX/PATH_MAX) return 0;
-+
-+	if (p->kernel_mapped) {
-+		/* $ORIGIN searches cannot be performed for the main program
-+		 * when it is suid/sgid/AT_SECURE. This is because the
-+		 * pathname is under the control of the caller of execve.
-+		 * For libraries, however, $ORIGIN can be processed safely
-+		 * since the library's pathname came from a trusted source
-+		 * (either system paths or a call to dlopen). */
-+		if (libc.secure)
-+			return 0;
-+		l = readlink("/proc/self/exe", buf, buf_size);
-+		if (l == -1) switch (errno) {
-+		case ENOENT:
-+		case ENOTDIR:
-+		case EACCES:
-+			break;
-+		default:
-+			return -1;
-+		}
-+		if (l >= buf_size)
-+			return 0;
-+		buf[l] = 0;
-+		origin = buf;
-+	} else {
-+		origin = p->name;
-+	}
-+	t = strrchr(origin, '/');
-+	l = t ? t-origin : 0;
-+	p->rpath = malloc(strlen(p->rpath_orig) + n*l + 1);
-+	if (!p->rpath) return -1;
-+
-+	d = p->rpath;
-+	s = p->rpath_orig;
-+	while ((t=strchr(s, '$'))) {
-+		memcpy(d, s, t-s);
-+		d += t-s;
-+		memcpy(d, origin, l);
-+		d += l;
-+		/* It was determined previously that the '$' is followed
-+		 * either by "ORIGIN" or "{ORIGIN}". */
-+		s = t + 7 + 2*(t[1]=='{');
-+	}
-+	strcpy(d, s);
-+	return 0;
-+}
-+
-+static void decode_dyn(struct dso *p)
-+{
-+	size_t dyn[DYN_CNT];
-+	decode_vec(p->dynv, dyn, DYN_CNT);
-+	p->syms = laddr(p, dyn[DT_SYMTAB]);
-+	p->strings = laddr(p, dyn[DT_STRTAB]);
-+	if (dyn[0]&(1<<DT_HASH))
-+		p->hashtab = laddr(p, dyn[DT_HASH]);
-+	if (dyn[0]&(1<<DT_RPATH))
-+		p->rpath_orig = p->strings + dyn[DT_RPATH];
-+	if (dyn[0]&(1<<DT_RUNPATH))
-+		p->rpath_orig = p->strings + dyn[DT_RUNPATH];
-+	if (dyn[0]&(1<<DT_PLTGOT))
-+		p->got = laddr(p, dyn[DT_PLTGOT]);
-+	if (search_vec(p->dynv, dyn, DT_GNU_HASH))
-+		p->ghashtab = laddr(p, *dyn);
-+	if (search_vec(p->dynv, dyn, DT_VERSYM))
-+		p->versym = laddr(p, *dyn);
-+}
-+
-+static size_t count_syms(struct dso *p)
-+{
-+	if (p->hashtab) return p->hashtab[1];
-+
-+	size_t nsym, i;
-+	uint32_t *buckets = p->ghashtab + 4 + (p->ghashtab[2]*sizeof(size_t)/4);
-+	uint32_t *hashval;
-+	for (i = nsym = 0; i < p->ghashtab[0]; i++) {
-+		if (buckets[i] > nsym)
-+			nsym = buckets[i];
-+	}
-+	if (nsym) {
-+		hashval = buckets + p->ghashtab[0] + (nsym - p->ghashtab[1]);
-+		do nsym++;
-+		while (!(*hashval++ & 1));
-+	}
-+	return nsym;
-+}
-+
-+static void *dl_mmap(size_t n)
-+{
-+	void *p;
-+	int prot = PROT_READ|PROT_WRITE, flags = MAP_ANONYMOUS|MAP_PRIVATE;
-+#ifdef SYS_mmap2
-+	p = (void *)__syscall(SYS_mmap2, 0, n, prot, flags, -1, 0);
-+#else
-+	p = (void *)__syscall(SYS_mmap, 0, n, prot, flags, -1, 0);
-+#endif
-+	return p == MAP_FAILED ? 0 : p;
-+}
-+
-+static void makefuncdescs(struct dso *p)
-+{
-+	static int self_done;
-+	size_t nsym = count_syms(p);
-+	size_t i, size = nsym * sizeof(*p->funcdescs);
-+
-+	if (!self_done) {
-+		p->funcdescs = dl_mmap(size);
-+		self_done = 1;
-+	} else {
-+		p->funcdescs = malloc(size);
-+	}
-+	if (!p->funcdescs) {
-+		if (!runtime) a_crash();
-+		error("Error allocating function descriptors for %s", p->name);
-+		longjmp(*rtld_fail, 1);
-+	}
-+	for (i=0; i<nsym; i++) {
-+		if ((p->syms[i].st_info&0xf)==STT_FUNC && p->syms[i].st_shndx) {
-+			p->funcdescs[i].addr = laddr(p, p->syms[i].st_value);
-+			p->funcdescs[i].got = p->got;
-+		} else {
-+			p->funcdescs[i].addr = 0;
-+			p->funcdescs[i].got = 0;
-+		}
-+	}
-+}
-+
-+static struct dso *load_library(const char *name, struct dso *needed_by)
-+{
-+	char buf[2*NAME_MAX+2];
-+	const char *pathname;
-+	unsigned char *map;
-+	struct dso *p, temp_dso = {0};
-+	int fd;
-+	struct stat st;
-+	size_t alloc_size;
-+	int n_th = 0;
-+	int is_self = 0;
-+
-+	if (!*name) {
-+		errno = EINVAL;
-+		return 0;
-+	}
-+
-+	/* Catch and block attempts to reload the implementation itself */
-+	if (name[0]=='l' && name[1]=='i' && name[2]=='b') {
-+		static const char *rp, reserved[] =
-+			"c\0pthread\0rt\0m\0dl\0util\0xnet\0";
-+		char *z = strchr(name, '.');
-+		if (z) {
-+			size_t l = z-name;
-+			for (rp=reserved; *rp && strncmp(name+3, rp, l-3); rp+=strlen(rp)+1);
-+			if (*rp) {
-+				if (ldd_mode) {
-+					/* Track which names have been resolved
-+					 * and only report each one once. */
-+					static unsigned reported;
-+					unsigned mask = 1U<<(rp-reserved);
-+					if (!(reported & mask)) {
-+						reported |= mask;
-+						dprintf(1, "\t%s => %s (%p)\n",
-+							name, ldso.name,
-+							ldso.base);
-+					}
-+				}
-+				is_self = 1;
-+			}
-+		}
-+	}
-+	if (!strcmp(name, ldso.name)) is_self = 1;
-+	if (is_self) {
-+		if (!ldso.prev) {
-+			tail->next = &ldso;
-+			ldso.prev = tail;
-+			tail = ldso.next ? ldso.next : &ldso;
-+		}
-+		return &ldso;
-+	}
-+	if (strchr(name, '/')) {
-+		pathname = name;
-+		fd = open(name, O_RDONLY|O_CLOEXEC);
-+	} else {
-+		/* Search for the name to see if it's already loaded */
-+		for (p=head->next; p; p=p->next) {
-+			if (p->shortname && !strcmp(p->shortname, name)) {
-+				p->refcnt++;
-+				return p;
-+			}
-+		}
-+		if (strlen(name) > NAME_MAX) return 0;
-+		fd = -1;
-+		if (env_path) fd = path_open(name, env_path, buf, sizeof buf);
-+		for (p=needed_by; fd == -1 && p; p=p->needed_by) {
-+			if (fixup_rpath(p, buf, sizeof buf) < 0)
-+				fd = -2; /* Inhibit further search. */
-+			if (p->rpath)
-+				fd = path_open(name, p->rpath, buf, sizeof buf);
-+		}
-+		if (fd == -1) {
-+			if (!sys_path) {
-+				char *prefix = 0;
-+				size_t prefix_len;
-+				if (ldso.name[0]=='/') {
-+					char *s, *t, *z;
-+					for (s=t=z=ldso.name; *s; s++)
-+						if (*s=='/') z=t, t=s;
-+					prefix_len = z-ldso.name;
-+					if (prefix_len < PATH_MAX)
-+						prefix = ldso.name;
-+				}
-+				if (!prefix) {
-+					prefix = "";
-+					prefix_len = 0;
-+				}
-+				char etc_ldso_path[prefix_len + 1
-+					+ sizeof "/etc/ld-musl-" LDSO_ARCH ".path"];
-+				snprintf(etc_ldso_path, sizeof etc_ldso_path,
-+					"%.*s/etc/ld-musl-" LDSO_ARCH ".path",
-+					(int)prefix_len, prefix);
-+				FILE *f = fopen(etc_ldso_path, "rbe");
-+				if (f) {
-+					if (getdelim(&sys_path, (size_t[1]){0}, 0, f) <= 0) {
-+						free(sys_path);
-+						sys_path = "";
-+					}
-+					fclose(f);
-+				} else if (errno != ENOENT) {
-+					sys_path = "";
-+				}
-+			}
-+			if (!sys_path) sys_path = "/lib:/usr/local/lib:/usr/lib";
-+			fd = path_open(name, sys_path, buf, sizeof buf);
-+		}
-+		pathname = buf;
-+	}
-+	if (fd < 0) return 0;
-+	if (fstat(fd, &st) < 0) {
-+		close(fd);
-+		return 0;
-+	}
-+	for (p=head->next; p; p=p->next) {
-+		if (p->dev == st.st_dev && p->ino == st.st_ino) {
-+			/* If this library was previously loaded with a
-+			 * pathname but a search found the same inode,
-+			 * setup its shortname so it can be found by name. */
-+			if (!p->shortname && pathname != name)
-+				p->shortname = strrchr(p->name, '/')+1;
-+			close(fd);
-+			p->refcnt++;
-+			return p;
-+		}
-+	}
-+	map = noload ? 0 : map_library(fd, &temp_dso);
-+	close(fd);
-+	if (!map) return 0;
-+
-+	/* Allocate storage for the new DSO. When there is TLS, this
-+	 * storage must include a reservation for all pre-existing
-+	 * threads to obtain copies of both the new TLS, and an
-+	 * extended DTV capable of storing an additional slot for
-+	 * the newly-loaded DSO. */
-+	alloc_size = sizeof *p + strlen(pathname) + 1;
-+	if (runtime && temp_dso.tls.image) {
-+		size_t per_th = temp_dso.tls.size + temp_dso.tls.align
-+			+ sizeof(void *) * (tls_cnt+3);
-+		n_th = libc.threads_minus_1 + 1;
-+		if (n_th > SSIZE_MAX / per_th) alloc_size = SIZE_MAX;
-+		else alloc_size += n_th * per_th;
-+	}
-+	p = calloc(1, alloc_size);
-+	if (!p) {
-+		unmap_library(&temp_dso);
-+		return 0;
-+	}
-+	memcpy(p, &temp_dso, sizeof temp_dso);
-+	decode_dyn(p);
-+	p->dev = st.st_dev;
-+	p->ino = st.st_ino;
-+	p->refcnt = 1;
-+	p->needed_by = needed_by;
-+	p->name = p->buf;
-+	strcpy(p->name, pathname);
-+	/* Add a shortname only if name arg was not an explicit pathname. */
-+	if (pathname != name) p->shortname = strrchr(p->name, '/')+1;
-+	if (p->tls.image) {
-+		p->tls_id = ++tls_cnt;
-+		tls_align = MAXP2(tls_align, p->tls.align);
-+#ifdef TLS_ABOVE_TP
-+		p->tls.offset = tls_offset + ( (tls_align-1) &
-+			-(tls_offset + (uintptr_t)p->tls.image) );
-+		tls_offset += p->tls.size;
-+#else
-+		tls_offset += p->tls.size + p->tls.align - 1;
-+		tls_offset -= (tls_offset + (uintptr_t)p->tls.image)
-+			& (p->tls.align-1);
-+		p->tls.offset = tls_offset;
-+#endif
-+		p->new_dtv = (void *)(-sizeof(size_t) &
-+			(uintptr_t)(p->name+strlen(p->name)+sizeof(size_t)));
-+		p->new_tls = (void *)(p->new_dtv + n_th*(tls_cnt+1));
-+		if (tls_tail) tls_tail->next = &p->tls;
-+		else libc.tls_head = &p->tls;
-+		tls_tail = &p->tls;
-+	}
-+
-+	tail->next = p;
-+	p->prev = tail;
-+	tail = p;
-+
-+	if (DL_FDPIC) makefuncdescs(p);
-+
-+	if (ldd_mode) dprintf(1, "\t%s => %s (%p)\n", name, pathname, p->base);
-+
-+	return p;
-+}
-+
-+static void load_deps(struct dso *p)
-+{
-+	size_t i, ndeps=0;
-+	struct dso ***deps = &p->deps, **tmp, *dep;
-+	for (; p; p=p->next) {
-+		for (i=0; p->dynv[i]; i+=2) {
-+			if (p->dynv[i] != DT_NEEDED) continue;
-+			dep = load_library(p->strings + p->dynv[i+1], p);
-+			if (!dep) {
-+				error("Error loading shared library %s: %m (needed by %s)",
-+					p->strings + p->dynv[i+1], p->name);
-+				if (runtime) longjmp(*rtld_fail, 1);
-+				continue;
-+			}
-+			if (runtime) {
-+				tmp = realloc(*deps, sizeof(*tmp)*(ndeps+2));
-+				if (!tmp) longjmp(*rtld_fail, 1);
-+				tmp[ndeps++] = dep;
-+				tmp[ndeps] = 0;
-+				*deps = tmp;
-+			}
-+		}
-+	}
-+}
-+
-+static void load_preload(char *s)
-+{
-+	int tmp;
-+	char *z;
-+	for (z=s; *z; s=z) {
-+		for (   ; *s && (isspace(*s) || *s==':'); s++);
-+		for (z=s; *z && !isspace(*z) && *z!=':'; z++);
-+		tmp = *z;
-+		*z = 0;
-+		load_library(s, 0);
-+		*z = tmp;
-+	}
-+}
-+
-+static void make_global(struct dso *p)
-+{
-+	for (; p; p=p->next) p->global = 1;
-+}
-+
-+static void do_mips_relocs(struct dso *p, size_t *got)
-+{
-+	size_t i, j, rel[2];
-+	unsigned char *base = p->base;
-+	i=0; search_vec(p->dynv, &i, DT_MIPS_LOCAL_GOTNO);
-+	if (p==&ldso) {
-+		got += i;
-+	} else {
-+		while (i--) *got++ += (size_t)base;
-+	}
-+	j=0; search_vec(p->dynv, &j, DT_MIPS_GOTSYM);
-+	i=0; search_vec(p->dynv, &i, DT_MIPS_SYMTABNO);
-+	Sym *sym = p->syms + j;
-+	rel[0] = (unsigned char *)got - base;
-+	for (i-=j; i; i--, sym++, rel[0]+=sizeof(size_t)) {
-+		rel[1] = sym-p->syms << 8 | R_MIPS_JUMP_SLOT;
-+		do_relocs(p, rel, sizeof rel, 2);
-+	}
-+}
-+
-+static void reloc_all(struct dso *p)
-+{
-+	size_t dyn[DYN_CNT];
-+	for (; p; p=p->next) {
-+		if (p->relocated) continue;
-+		decode_vec(p->dynv, dyn, DYN_CNT);
-+		if (NEED_MIPS_GOT_RELOCS)
-+			do_mips_relocs(p, laddr(p, dyn[DT_PLTGOT]));
-+		do_relocs(p, laddr(p, dyn[DT_JMPREL]), dyn[DT_PLTRELSZ],
-+			2+(dyn[DT_PLTREL]==DT_RELA));
-+		do_relocs(p, laddr(p, dyn[DT_REL]), dyn[DT_RELSZ], 2);
-+		do_relocs(p, laddr(p, dyn[DT_RELA]), dyn[DT_RELASZ], 3);
-+
-+		if (head != &ldso && p->relro_start != p->relro_end &&
-+		    mprotect(laddr(p, p->relro_start), p->relro_end-p->relro_start, PROT_READ)
-+		    && errno != ENOSYS) {
-+			error("Error relocating %s: RELRO protection failed: %m",
-+				p->name);
-+			if (runtime) longjmp(*rtld_fail, 1);
-+		}
-+
-+		p->relocated = 1;
-+	}
-+}
-+
-+static void kernel_mapped_dso(struct dso *p)
-+{
-+	size_t min_addr = -1, max_addr = 0, cnt;
-+	Phdr *ph = p->phdr;
-+	for (cnt = p->phnum; cnt--; ph = (void *)((char *)ph + p->phentsize)) {
-+		if (ph->p_type == PT_DYNAMIC) {
-+			p->dynv = laddr(p, ph->p_vaddr);
-+		} else if (ph->p_type == PT_GNU_RELRO) {
-+			p->relro_start = ph->p_vaddr & -PAGE_SIZE;
-+			p->relro_end = (ph->p_vaddr + ph->p_memsz) & -PAGE_SIZE;
-+		}
-+		if (ph->p_type != PT_LOAD) continue;
-+		if (ph->p_vaddr < min_addr)
-+			min_addr = ph->p_vaddr;
-+		if (ph->p_vaddr+ph->p_memsz > max_addr)
-+			max_addr = ph->p_vaddr+ph->p_memsz;
-+	}
-+	min_addr &= -PAGE_SIZE;
-+	max_addr = (max_addr + PAGE_SIZE-1) & -PAGE_SIZE;
-+	p->map = p->base + min_addr;
-+	p->map_len = max_addr - min_addr;
-+	p->kernel_mapped = 1;
-+}
-+
-+void __libc_exit_fini()
-+{
-+	struct dso *p;
-+	size_t dyn[DYN_CNT];
-+	for (p=fini_head; p; p=p->fini_next) {
-+		if (!p->constructed) continue;
-+		decode_vec(p->dynv, dyn, DYN_CNT);
-+		if (dyn[0] & (1<<DT_FINI_ARRAY)) {
-+			size_t n = dyn[DT_FINI_ARRAYSZ]/sizeof(size_t);
-+			size_t *fn = (size_t *)laddr(p, dyn[DT_FINI_ARRAY])+n;
-+			while (n--) ((void (*)(void))*--fn)();
-+		}
-+#ifndef NO_LEGACY_INITFINI
-+		if ((dyn[0] & (1<<DT_FINI)) && dyn[DT_FINI])
-+			fpaddr(p, dyn[DT_FINI])();
-+#endif
-+	}
-+}
-+
-+static void do_init_fini(struct dso *p)
-+{
-+	size_t dyn[DYN_CNT];
-+	int need_locking = libc.threads_minus_1;
-+	/* Allow recursive calls that arise when a library calls
-+	 * dlopen from one of its constructors, but block any
-+	 * other threads until all ctors have finished. */
-+	if (need_locking) pthread_mutex_lock(&init_fini_lock);
-+	for (; p; p=p->prev) {
-+		if (p->constructed) continue;
-+		p->constructed = 1;
-+		decode_vec(p->dynv, dyn, DYN_CNT);
-+		if (dyn[0] & ((1<<DT_FINI) | (1<<DT_FINI_ARRAY))) {
-+			p->fini_next = fini_head;
-+			fini_head = p;
-+		}
-+#ifndef NO_LEGACY_INITFINI
-+		if ((dyn[0] & (1<<DT_INIT)) && dyn[DT_INIT])
-+			fpaddr(p, dyn[DT_INIT])();
-+#endif
-+		if (dyn[0] & (1<<DT_INIT_ARRAY)) {
-+			size_t n = dyn[DT_INIT_ARRAYSZ]/sizeof(size_t);
-+			size_t *fn = laddr(p, dyn[DT_INIT_ARRAY]);
-+			while (n--) ((void (*)(void))*fn++)();
-+		}
-+		if (!need_locking && libc.threads_minus_1) {
-+			need_locking = 1;
-+			pthread_mutex_lock(&init_fini_lock);
-+		}
-+	}
-+	if (need_locking) pthread_mutex_unlock(&init_fini_lock);
-+}
-+
-+void __libc_start_init(void)
-+{
-+	do_init_fini(tail);
-+}
-+
-+static void dl_debug_state(void)
-+{
-+}
-+
-+weak_alias(dl_debug_state, _dl_debug_state);
-+
-+void __init_tls(size_t *auxv)
-+{
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+void *__tls_get_new(size_t *v)
-+{
-+	pthread_t self = __pthread_self();
-+
-+	/* Block signals to make accessing new TLS async-signal-safe */
-+	sigset_t set;
-+	__block_all_sigs(&set);
-+	if (v[0]<=(size_t)self->dtv[0]) {
-+		__restore_sigs(&set);
-+		return (char *)self->dtv[v[0]]+v[1]+DTP_OFFSET;
-+	}
-+
-+	/* This is safe without any locks held because, if the caller
-+	 * is able to request the Nth entry of the DTV, the DSO list
-+	 * must be valid at least that far out and it was synchronized
-+	 * at program startup or by an already-completed call to dlopen. */
-+	struct dso *p;
-+	for (p=head; p->tls_id != v[0]; p=p->next);
-+
-+	/* Get new DTV space from new DSO if needed */
-+	if (v[0] > (size_t)self->dtv[0]) {
-+		void **newdtv = p->new_dtv +
-+			(v[0]+1)*a_fetch_add(&p->new_dtv_idx,1);
-+		memcpy(newdtv, self->dtv,
-+			((size_t)self->dtv[0]+1) * sizeof(void *));
-+		newdtv[0] = (void *)v[0];
-+		self->dtv = self->dtv_copy = newdtv;
-+	}
-+
-+	/* Get new TLS memory from all new DSOs up to the requested one */
-+	unsigned char *mem;
-+	for (p=head; ; p=p->next) {
-+		if (!p->tls_id || self->dtv[p->tls_id]) continue;
-+		mem = p->new_tls + (p->tls.size + p->tls.align)
-+			* a_fetch_add(&p->new_tls_idx,1);
-+		mem += ((uintptr_t)p->tls.image - (uintptr_t)mem)
-+			& (p->tls.align-1);
-+		self->dtv[p->tls_id] = mem;
-+		memcpy(mem, p->tls.image, p->tls.len);
-+		if (p->tls_id == v[0]) break;
-+	}
-+	__restore_sigs(&set);
-+	return mem + v[1] + DTP_OFFSET;
-+}
-+
-+static void update_tls_size()
-+{
-+	libc.tls_cnt = tls_cnt;
-+	libc.tls_align = tls_align;
-+	libc.tls_size = ALIGN(
-+		(1+tls_cnt) * sizeof(void *) +
-+		tls_offset +
-+		sizeof(struct pthread) +
-+		tls_align * 2,
-+	tls_align);
-+}
-+
-+/* Stage 1 of the dynamic linker is defined in dlstart.c. It calls the
-+ * following stage 2 and stage 3 functions via primitive symbolic lookup
-+ * since it does not have access to their addresses to begin with. */
-+
-+/* Stage 2 of the dynamic linker is called after relative relocations 
-+ * have been processed. It can make function calls to static functions
-+ * and access string literals and static data, but cannot use extern
-+ * symbols. Its job is to perform symbolic relocations on the dynamic
-+ * linker itself, but some of the relocations performed may need to be
-+ * replaced later due to copy relocations in the main program. */
-+
-+__attribute__((__visibility__("hidden")))
-+void __dls2(unsigned char *base, size_t *sp)
-+{
-+	if (DL_FDPIC) {
-+		void *p1 = (void *)sp[-2];
-+		void *p2 = (void *)sp[-1];
-+		if (!p1) {
-+			size_t *auxv, aux[AUX_CNT];
-+			for (auxv=sp+1+*sp+1; *auxv; auxv++); auxv++;
-+			decode_vec(auxv, aux, AUX_CNT);
-+			if (aux[AT_BASE]) ldso.base = (void *)aux[AT_BASE];
-+			else ldso.base = (void *)(aux[AT_PHDR] & -4096);
-+		}
-+		app_loadmap = p2 ? p1 : 0;
-+		ldso.loadmap = p2 ? p2 : p1;
-+		ldso.base = laddr(&ldso, 0);
-+	} else {
-+		ldso.base = base;
-+	}
-+	Ehdr *ehdr = (void *)ldso.base;
-+	ldso.name = ldso.shortname = "libc.so";
-+	ldso.global = 1;
-+	ldso.phnum = ehdr->e_phnum;
-+	ldso.phdr = laddr(&ldso, ehdr->e_phoff);
-+	ldso.phentsize = ehdr->e_phentsize;
-+	kernel_mapped_dso(&ldso);
-+	decode_dyn(&ldso);
-+
-+	if (DL_FDPIC) makefuncdescs(&ldso);
-+
-+	/* Prepare storage for to save clobbered REL addends so they
-+	 * can be reused in stage 3. There should be very few. If
-+	 * something goes wrong and there are a huge number, abort
-+	 * instead of risking stack overflow. */
-+	size_t dyn[DYN_CNT];
-+	decode_vec(ldso.dynv, dyn, DYN_CNT);
-+	size_t *rel = laddr(&ldso, dyn[DT_REL]);
-+	size_t rel_size = dyn[DT_RELSZ];
-+	size_t symbolic_rel_cnt = 0;
-+	apply_addends_to = rel;
-+	for (; rel_size; rel+=2, rel_size-=2*sizeof(size_t))
-+		if (!IS_RELATIVE(rel[1], ldso.syms)) symbolic_rel_cnt++;
-+	if (symbolic_rel_cnt >= ADDEND_LIMIT) a_crash();
-+	size_t addends[symbolic_rel_cnt+1];
-+	saved_addends = addends;
-+
-+	head = &ldso;
-+	reloc_all(&ldso);
-+
-+	ldso.relocated = 0;
-+
-+	/* Call dynamic linker stage-3, __dls3, looking it up
-+	 * symbolically as a barrier against moving the address
-+	 * load across the above relocation processing. */
-+	struct symdef dls3_def = find_sym(&ldso, "__dls3", 0);
-+	if (DL_FDPIC) ((stage3_func)&ldso.funcdescs[dls3_def.sym-ldso.syms])(sp);
-+	else ((stage3_func)laddr(&ldso, dls3_def.sym->st_value))(sp);
-+}
-+
-+/* Stage 3 of the dynamic linker is called with the dynamic linker/libc
-+ * fully functional. Its job is to load (if not already loaded) and
-+ * process dependencies and relocations for the main application and
-+ * transfer control to its entry point. */
-+
-+_Noreturn void __dls3(size_t *sp)
-+{
-+	static struct dso app, vdso;
-+	size_t aux[AUX_CNT], *auxv;
-+	size_t i;
-+	char *env_preload=0;
-+	size_t vdso_base;
-+	int argc = *sp;
-+	char **argv = (void *)(sp+1);
-+	char **argv_orig = argv;
-+	char **envp = argv+argc+1;
-+
-+	/* Find aux vector just past environ[] and use it to initialize
-+	 * global data that may be needed before we can make syscalls. */
-+	__environ = envp;
-+	for (i=argc+1; argv[i]; i++);
-+	libc.auxv = auxv = (void *)(argv+i+1);
-+	decode_vec(auxv, aux, AUX_CNT);
-+	__hwcap = aux[AT_HWCAP];
-+	libc.page_size = aux[AT_PAGESZ];
-+	libc.secure = ((aux[0]&0x7800)!=0x7800 || aux[AT_UID]!=aux[AT_EUID]
-+		|| aux[AT_GID]!=aux[AT_EGID] || aux[AT_SECURE]);
-+
-+	/* Setup early thread pointer in builtin_tls for ldso/libc itself to
-+	 * use during dynamic linking. If possible it will also serve as the
-+	 * thread pointer at runtime. */
-+	libc.tls_size = sizeof builtin_tls;
-+	libc.tls_align = tls_align;
-+	if (__init_tp(__copy_tls((void *)builtin_tls)) < 0) {
-+		a_crash();
-+	}
-+
-+	/* Only trust user/env if kernel says we're not suid/sgid */
-+	if (!libc.secure) {
-+		env_path = getenv("LD_LIBRARY_PATH");
-+		env_preload = getenv("LD_PRELOAD");
-+	}
-+
-+	/* If the main program was already loaded by the kernel,
-+	 * AT_PHDR will point to some location other than the dynamic
-+	 * linker's program headers. */
-+	if (aux[AT_PHDR] != (size_t)ldso.phdr) {
-+		size_t interp_off = 0;
-+		size_t tls_image = 0;
-+		/* Find load address of the main program, via AT_PHDR vs PT_PHDR. */
-+		Phdr *phdr = app.phdr = (void *)aux[AT_PHDR];
-+		app.phnum = aux[AT_PHNUM];
-+		app.phentsize = aux[AT_PHENT];
-+		for (i=aux[AT_PHNUM]; i; i--, phdr=(void *)((char *)phdr + aux[AT_PHENT])) {
-+			if (phdr->p_type == PT_PHDR)
-+				app.base = (void *)(aux[AT_PHDR] - phdr->p_vaddr);
-+			else if (phdr->p_type == PT_INTERP)
-+				interp_off = (size_t)phdr->p_vaddr;
-+			else if (phdr->p_type == PT_TLS) {
-+				tls_image = phdr->p_vaddr;
-+				app.tls.len = phdr->p_filesz;
-+				app.tls.size = phdr->p_memsz;
-+				app.tls.align = phdr->p_align;
-+			}
-+		}
-+		if (DL_FDPIC) app.loadmap = app_loadmap;
-+		if (app.tls.size) app.tls.image = laddr(&app, tls_image);
-+		if (interp_off) ldso.name = laddr(&app, interp_off);
-+		if ((aux[0] & (1UL<<AT_EXECFN))
-+		    && strncmp((char *)aux[AT_EXECFN], "/proc/", 6))
-+			app.name = (char *)aux[AT_EXECFN];
-+		else
-+			app.name = argv[0];
-+		kernel_mapped_dso(&app);
-+	} else {
-+		int fd;
-+		char *ldname = argv[0];
-+		size_t l = strlen(ldname);
-+		if (l >= 3 && !strcmp(ldname+l-3, "ldd")) ldd_mode = 1;
-+		argv++;
-+		while (argv[0] && argv[0][0]=='-' && argv[0][1]=='-') {
-+			char *opt = argv[0]+2;
-+			*argv++ = (void *)-1;
-+			if (!*opt) {
-+				break;
-+			} else if (!memcmp(opt, "list", 5)) {
-+				ldd_mode = 1;
-+			} else if (!memcmp(opt, "library-path", 12)) {
-+				if (opt[12]=='=') env_path = opt+13;
-+				else if (opt[12]) *argv = 0;
-+				else if (*argv) env_path = *argv++;
-+			} else if (!memcmp(opt, "preload", 7)) {
-+				if (opt[7]=='=') env_preload = opt+8;
-+				else if (opt[7]) *argv = 0;
-+				else if (*argv) env_preload = *argv++;
-+			} else {
-+				argv[0] = 0;
-+			}
-+		}
-+		argv[-1] = (void *)(argc - (argv-argv_orig));
-+		if (!argv[0]) {
-+			dprintf(2, "musl libc (" LDSO_ARCH ")\n"
-+				"Version %s\n"
-+				"Dynamic Program Loader\n"
-+				"Usage: %s [options] [--] pathname%s\n",
-+				__libc_get_version(), ldname,
-+				ldd_mode ? "" : " [args]");
-+			_exit(1);
-+		}
-+		fd = open(argv[0], O_RDONLY);
-+		if (fd < 0) {
-+			dprintf(2, "%s: cannot load %s: %s\n", ldname, argv[0], strerror(errno));
-+			_exit(1);
-+		}
-+		runtime = 1;
-+		Ehdr *ehdr = (void *)map_library(fd, &app);
-+		if (!ehdr) {
-+			dprintf(2, "%s: %s: Not a valid dynamic program\n", ldname, argv[0]);
-+			_exit(1);
-+		}
-+		runtime = 0;
-+		close(fd);
-+		ldso.name = ldname;
-+		app.name = argv[0];
-+		aux[AT_ENTRY] = (size_t)laddr(&app, ehdr->e_entry);
-+		/* Find the name that would have been used for the dynamic
-+		 * linker had ldd not taken its place. */
-+		if (ldd_mode) {
-+			for (i=0; i<app.phnum; i++) {
-+				if (app.phdr[i].p_type == PT_INTERP)
-+					ldso.name = laddr(&app, app.phdr[i].p_vaddr);
-+			}
-+			dprintf(1, "\t%s (%p)\n", ldso.name, ldso.base);
-+		}
-+	}
-+	if (app.tls.size) {
-+		libc.tls_head = tls_tail = &app.tls;
-+		app.tls_id = tls_cnt = 1;
-+#ifdef TLS_ABOVE_TP
-+		app.tls.offset = 0;
-+		tls_offset = app.tls.size
-+			+ ( -((uintptr_t)app.tls.image + app.tls.size)
-+			& (app.tls.align-1) );
-+#else
-+		tls_offset = app.tls.offset = app.tls.size
-+			+ ( -((uintptr_t)app.tls.image + app.tls.size)
-+			& (app.tls.align-1) );
-+#endif
-+		tls_align = MAXP2(tls_align, app.tls.align);
-+	}
-+	app.global = 1;
-+	decode_dyn(&app);
-+	if (DL_FDPIC) {
-+		makefuncdescs(&app);
-+		if (!app.loadmap) {
-+			app.loadmap = (void *)&app_dummy_loadmap;
-+			app.loadmap->nsegs = 1;
-+			app.loadmap->segs[0].addr = (size_t)app.map;
-+			app.loadmap->segs[0].p_vaddr = (size_t)app.map
-+				- (size_t)app.base;
-+			app.loadmap->segs[0].p_memsz = app.map_len;
-+		}
-+		argv[-3] = (void *)app.loadmap;
-+	}
-+
-+	/* Attach to vdso, if provided by the kernel */
-+	if (search_vec(auxv, &vdso_base, AT_SYSINFO_EHDR)) {
-+		Ehdr *ehdr = (void *)vdso_base;
-+		Phdr *phdr = vdso.phdr = (void *)(vdso_base + ehdr->e_phoff);
-+		vdso.phnum = ehdr->e_phnum;
-+		vdso.phentsize = ehdr->e_phentsize;
-+		for (i=ehdr->e_phnum; i; i--, phdr=(void *)((char *)phdr + ehdr->e_phentsize)) {
-+			if (phdr->p_type == PT_DYNAMIC)
-+				vdso.dynv = (void *)(vdso_base + phdr->p_offset);
-+			if (phdr->p_type == PT_LOAD)
-+				vdso.base = (void *)(vdso_base - phdr->p_vaddr + phdr->p_offset);
-+		}
-+		vdso.name = "";
-+		vdso.shortname = "linux-gate.so.1";
-+		vdso.global = 1;
-+		vdso.relocated = 1;
-+		decode_dyn(&vdso);
-+		vdso.prev = &ldso;
-+		ldso.next = &vdso;
-+	}
-+
-+	/* Initial dso chain consists only of the app. */
-+	head = tail = &app;
-+
-+	/* Donate unused parts of app and library mapping to malloc */
-+	reclaim_gaps(&app);
-+	reclaim_gaps(&ldso);
-+
-+	/* Load preload/needed libraries, add their symbols to the global
-+	 * namespace, and perform all remaining relocations. */
-+	if (env_preload) load_preload(env_preload);
-+	load_deps(&app);
-+	make_global(&app);
-+
-+#ifndef DYNAMIC_IS_RO
-+	for (i=0; app.dynv[i]; i+=2)
-+		if (app.dynv[i]==DT_DEBUG)
-+			app.dynv[i+1] = (size_t)&debug;
-+#endif
-+
-+	/* The main program must be relocated LAST since it may contin
-+	 * copy relocations which depend on libraries' relocations. */
-+	reloc_all(app.next);
-+	reloc_all(&app);
-+
-+	update_tls_size();
-+	if (libc.tls_size > sizeof builtin_tls || tls_align > MIN_TLS_ALIGN) {
-+		void *initial_tls = calloc(libc.tls_size, 1);
-+		if (!initial_tls) {
-+			dprintf(2, "%s: Error getting %zu bytes thread-local storage: %m\n",
-+				argv[0], libc.tls_size);
-+			_exit(127);
-+		}
-+		if (__init_tp(__copy_tls(initial_tls)) < 0) {
-+			a_crash();
-+		}
-+	} else {
-+		size_t tmp_tls_size = libc.tls_size;
-+		pthread_t self = __pthread_self();
-+		/* Temporarily set the tls size to the full size of
-+		 * builtin_tls so that __copy_tls will use the same layout
-+		 * as it did for before. Then check, just to be safe. */
-+		libc.tls_size = sizeof builtin_tls;
-+		if (__copy_tls((void*)builtin_tls) != self) a_crash();
-+		libc.tls_size = tmp_tls_size;
-+	}
-+	static_tls_cnt = tls_cnt;
-+
-+	if (ldso_fail) _exit(127);
-+	if (ldd_mode) _exit(0);
-+
-+	/* Switch to runtime mode: any further failures in the dynamic
-+	 * linker are a reportable failure rather than a fatal startup
-+	 * error. */
-+	runtime = 1;
-+
-+	debug.ver = 1;
-+	debug.bp = dl_debug_state;
-+	debug.head = head;
-+	debug.base = ldso.base;
-+	debug.state = 0;
-+	_dl_debug_state();
-+
-+	errno = 0;
-+
-+	CRTJMP((void *)aux[AT_ENTRY], argv-1);
-+	for(;;);
-+}
-+
-+void *dlopen(const char *file, int mode)
-+{
-+	struct dso *volatile p, *orig_tail, *next;
-+	struct tls_module *orig_tls_tail;
-+	size_t orig_tls_cnt, orig_tls_offset, orig_tls_align;
-+	size_t i;
-+	int cs;
-+	jmp_buf jb;
-+
-+	if (!file) return head;
-+
-+	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
-+	pthread_rwlock_wrlock(&lock);
-+	__inhibit_ptc();
-+
-+	p = 0;
-+	orig_tls_tail = tls_tail;
-+	orig_tls_cnt = tls_cnt;
-+	orig_tls_offset = tls_offset;
-+	orig_tls_align = tls_align;
-+	orig_tail = tail;
-+	noload = mode & RTLD_NOLOAD;
-+
-+	rtld_fail = &jb;
-+	if (setjmp(*rtld_fail)) {
-+		/* Clean up anything new that was (partially) loaded */
-+		if (p && p->deps) for (i=0; p->deps[i]; i++)
-+			if (p->deps[i]->global < 0)
-+				p->deps[i]->global = 0;
-+		for (p=orig_tail->next; p; p=next) {
-+			next = p->next;
-+			while (p->td_index) {
-+				void *tmp = p->td_index->next;
-+				free(p->td_index);
-+				p->td_index = tmp;
-+			}
-+			free(p->funcdescs);
-+			if (p->rpath != p->rpath_orig)
-+				free(p->rpath);
-+			free(p->deps);
-+			unmap_library(p);
-+			free(p);
-+		}
-+		if (!orig_tls_tail) libc.tls_head = 0;
-+		tls_tail = orig_tls_tail;
-+		tls_cnt = orig_tls_cnt;
-+		tls_offset = orig_tls_offset;
-+		tls_align = orig_tls_align;
-+		tail = orig_tail;
-+		tail->next = 0;
-+		p = 0;
-+		goto end;
-+	} else p = load_library(file, head);
-+
-+	if (!p) {
-+		error(noload ?
-+			"Library %s is not already loaded" :
-+			"Error loading shared library %s: %m",
-+			file);
-+		goto end;
-+	}
-+
-+	/* First load handling */
-+	if (!p->deps) {
-+		load_deps(p);
-+		if (p->deps) for (i=0; p->deps[i]; i++)
-+			if (!p->deps[i]->global)
-+				p->deps[i]->global = -1;
-+		if (!p->global) p->global = -1;
-+		reloc_all(p);
-+		if (p->deps) for (i=0; p->deps[i]; i++)
-+			if (p->deps[i]->global < 0)
-+				p->deps[i]->global = 0;
-+		if (p->global < 0) p->global = 0;
-+	}
-+
-+	if (mode & RTLD_GLOBAL) {
-+		if (p->deps) for (i=0; p->deps[i]; i++)
-+			p->deps[i]->global = 1;
-+		p->global = 1;
-+	}
-+
-+	update_tls_size();
-+	_dl_debug_state();
-+	orig_tail = tail;
-+end:
-+	__release_ptc();
-+	if (p) gencnt++;
-+	pthread_rwlock_unlock(&lock);
-+	if (p) do_init_fini(orig_tail);
-+	pthread_setcancelstate(cs, 0);
-+	return p;
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+int __dl_invalid_handle(void *h)
-+{
-+	struct dso *p;
-+	for (p=head; p; p=p->next) if (h==p) return 0;
-+	error("Invalid library handle %p", (void *)h);
-+	return 1;
-+}
-+
-+static void *addr2dso(size_t a)
-+{
-+	struct dso *p;
-+	size_t i;
-+	if (DL_FDPIC) for (p=head; p; p=p->next) {
-+		i = count_syms(p);
-+		if (a-(size_t)p->funcdescs < i*sizeof(*p->funcdescs))
-+			return p;
-+	}
-+	for (p=head; p; p=p->next) {
-+		if (DL_FDPIC && p->loadmap) {
-+			for (i=0; i<p->loadmap->nsegs; i++) {
-+				if (a-p->loadmap->segs[i].p_vaddr
-+				    < p->loadmap->segs[i].p_memsz)
-+					return p;
-+			}
-+		} else {
-+			if (a-(size_t)p->map < p->map_len)
-+				return p;
-+		}
-+	}
-+	return 0;
-+}
-+
-+void *__tls_get_addr(size_t *);
-+
-+static void *do_dlsym(struct dso *p, const char *s, void *ra)
-+{
-+	size_t i;
-+	uint32_t h = 0, gh = 0, *ght;
-+	Sym *sym;
-+	if (p == head || p == RTLD_DEFAULT || p == RTLD_NEXT) {
-+		if (p == RTLD_DEFAULT) {
-+			p = head;
-+		} else if (p == RTLD_NEXT) {
-+			p = addr2dso((size_t)ra);
-+			if (!p) p=head;
-+			p = p->next;
-+		}
-+		struct symdef def = find_sym(p, s, 0);
-+		if (!def.sym) goto failed;
-+		if ((def.sym->st_info&0xf) == STT_TLS)
-+			return __tls_get_addr((size_t []){def.dso->tls_id, def.sym->st_value});
-+		if (DL_FDPIC && (def.sym->st_info&0xf) == STT_FUNC)
-+			return def.dso->funcdescs + (def.sym - def.dso->syms);
-+		return laddr(def.dso, def.sym->st_value);
-+	}
-+	if (__dl_invalid_handle(p))
-+		return 0;
-+	if ((ght = p->ghashtab)) {
-+		gh = gnu_hash(s);
-+		sym = gnu_lookup(gh, ght, p, s);
-+	} else {
-+		h = sysv_hash(s);
-+		sym = sysv_lookup(s, h, p);
-+	}
-+	if (sym && (sym->st_info&0xf) == STT_TLS)
-+		return __tls_get_addr((size_t []){p->tls_id, sym->st_value});
-+	if (DL_FDPIC && sym && sym->st_shndx && (sym->st_info&0xf) == STT_FUNC)
-+		return p->funcdescs + (sym - p->syms);
-+	if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES))
-+		return laddr(p, sym->st_value);
-+	if (p->deps) for (i=0; p->deps[i]; i++) {
-+		if ((ght = p->deps[i]->ghashtab)) {
-+			if (!gh) gh = gnu_hash(s);
-+			sym = gnu_lookup(gh, ght, p->deps[i], s);
-+		} else {
-+			if (!h) h = sysv_hash(s);
-+			sym = sysv_lookup(s, h, p->deps[i]);
-+		}
-+		if (sym && (sym->st_info&0xf) == STT_TLS)
-+			return __tls_get_addr((size_t []){p->deps[i]->tls_id, sym->st_value});
-+		if (DL_FDPIC && sym && sym->st_shndx && (sym->st_info&0xf) == STT_FUNC)
-+			return p->deps[i]->funcdescs + (sym - p->deps[i]->syms);
-+		if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES))
-+			return laddr(p->deps[i], sym->st_value);
-+	}
-+failed:
-+	error("Symbol not found: %s", s);
-+	return 0;
-+}
-+
-+int dladdr(const void *addr, Dl_info *info)
-+{
-+	struct dso *p;
-+	Sym *sym, *bestsym;
-+	uint32_t nsym;
-+	char *strings;
-+	void *best = 0;
-+
-+	pthread_rwlock_rdlock(&lock);
-+	p = addr2dso((size_t)addr);
-+	pthread_rwlock_unlock(&lock);
-+
-+	if (!p) return 0;
-+
-+	sym = p->syms;
-+	strings = p->strings;
-+	nsym = count_syms(p);
-+
-+	if (DL_FDPIC) {
-+		size_t idx = ((size_t)addr-(size_t)p->funcdescs)
-+			/ sizeof(*p->funcdescs);
-+		if (idx < nsym && (sym[idx].st_info&0xf) == STT_FUNC) {
-+			best = p->funcdescs + idx;
-+			bestsym = sym + idx;
-+		}
-+	}
-+
-+	if (!best) for (; nsym; nsym--, sym++) {
-+		if (sym->st_value
-+		 && (1<<(sym->st_info&0xf) & OK_TYPES)
-+		 && (1<<(sym->st_info>>4) & OK_BINDS)) {
-+			void *symaddr = laddr(p, sym->st_value);
-+			if (symaddr > addr || symaddr < best)
-+				continue;
-+			best = symaddr;
-+			bestsym = sym;
-+			if (addr == symaddr)
-+				break;
-+		}
-+	}
-+
-+	if (!best) return 0;
-+
-+	if (DL_FDPIC && (bestsym->st_info&0xf) == STT_FUNC)
-+		best = p->funcdescs + (bestsym - p->syms);
-+
-+	info->dli_fname = p->name;
-+	info->dli_fbase = p->base;
-+	info->dli_sname = strings + bestsym->st_name;
-+	info->dli_saddr = best;
-+
-+	return 1;
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+void *__dlsym(void *restrict p, const char *restrict s, void *restrict ra)
-+{
-+	void *res;
-+	pthread_rwlock_rdlock(&lock);
-+	res = do_dlsym(p, s, ra);
-+	pthread_rwlock_unlock(&lock);
-+	return res;
-+}
-+
-+int dl_iterate_phdr(int(*callback)(struct dl_phdr_info *info, size_t size, void *data), void *data)
-+{
-+	struct dso *current;
-+	struct dl_phdr_info info;
-+	int ret = 0;
-+	for(current = head; current;) {
-+		info.dlpi_addr      = (uintptr_t)current->base;
-+		info.dlpi_name      = current->name;
-+		info.dlpi_phdr      = current->phdr;
-+		info.dlpi_phnum     = current->phnum;
-+		info.dlpi_adds      = gencnt;
-+		info.dlpi_subs      = 0;
-+		info.dlpi_tls_modid = current->tls_id;
-+		info.dlpi_tls_data  = current->tls.image;
-+
-+		ret = (callback)(&info, sizeof (info), data);
-+
-+		if (ret != 0) break;
-+
-+		pthread_rwlock_rdlock(&lock);
-+		current = current->next;
-+		pthread_rwlock_unlock(&lock);
-+	}
-+	return ret;
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_vseterr(const char *, va_list);
-+
-+static void error(const char *fmt, ...)
-+{
-+	va_list ap;
-+	va_start(ap, fmt);
-+	if (!runtime) {
-+		vdprintf(2, fmt, ap);
-+		dprintf(2, "\n");
-+		ldso_fail = 1;
-+		va_end(ap);
-+		return;
-+	}
-+	__dl_vseterr(fmt, ap);
-+	va_end(ap);
-+}
---- a/src/env/__init_tls.c
-+++ b/src/env/__init_tls.c
-@@ -8,9 +8,6 @@
- #include "atomic.h"
- #include "syscall.h"
- 
--#ifndef SHARED
--static
--#endif
- int __init_tp(void *p)
- {
- 	pthread_t td = p;
-@@ -24,8 +21,6 @@ int __init_tp(void *p)
- 	return 0;
- }
- 
--#ifndef SHARED
--
- static struct builtin_tls {
- 	char c;
- 	struct pthread pt;
-@@ -33,33 +28,40 @@ static struct builtin_tls {
- } builtin_tls[1];
- #define MIN_TLS_ALIGN offsetof(struct builtin_tls, pt)
- 
--struct tls_image {
--	void *image;
--	size_t len, size, align;
--} __static_tls;
--
--#define T __static_tls
-+static struct tls_module main_tls;
- 
- void *__copy_tls(unsigned char *mem)
- {
- 	pthread_t td;
--	if (!T.image) return mem;
--	void **dtv = (void *)mem;
--	dtv[0] = (void *)1;
-+	struct tls_module *p;
-+	size_t i;
-+	void **dtv;
-+
- #ifdef TLS_ABOVE_TP
--	mem += sizeof(void *) * 2;
--	mem += -((uintptr_t)mem + sizeof(struct pthread)) & (T.align-1);
-+	dtv = (void **)(mem + libc.tls_size) - (libc.tls_cnt + 1);
-+
-+	mem += -((uintptr_t)mem + sizeof(struct pthread)) & (libc.tls_align-1);
- 	td = (pthread_t)mem;
- 	mem += sizeof(struct pthread);
-+
-+	for (i=1, p=libc.tls_head; p; i++, p=p->next) {
-+		dtv[i] = mem + p->offset;
-+		memcpy(dtv[i], p->image, p->len);
-+	}
- #else
-+	dtv = (void **)mem;
-+
- 	mem += libc.tls_size - sizeof(struct pthread);
--	mem -= (uintptr_t)mem & (T.align-1);
-+	mem -= (uintptr_t)mem & (libc.tls_align-1);
- 	td = (pthread_t)mem;
--	mem -= T.size;
-+
-+	for (i=1, p=libc.tls_head; p; i++, p=p->next) {
-+		dtv[i] = mem - p->offset;
-+		memcpy(dtv[i], p->image, p->len);
-+	}
- #endif
-+	dtv[0] = (void *)libc.tls_cnt;
- 	td->dtv = td->dtv_copy = dtv;
--	dtv[1] = mem;
--	memcpy(mem, T.image, T.len);
- 	return td;
- }
- 
-@@ -69,7 +71,7 @@ typedef Elf32_Phdr Phdr;
- typedef Elf64_Phdr Phdr;
- #endif
- 
--void __init_tls(size_t *aux)
-+static void static_init_tls(size_t *aux)
- {
- 	unsigned char *p;
- 	size_t n;
-@@ -86,16 +88,24 @@ void __init_tls(size_t *aux)
- 	}
- 
- 	if (tls_phdr) {
--		T.image = (void *)(base + tls_phdr->p_vaddr);
--		T.len = tls_phdr->p_filesz;
--		T.size = tls_phdr->p_memsz;
--		T.align = tls_phdr->p_align;
-+		main_tls.image = (void *)(base + tls_phdr->p_vaddr);
-+		main_tls.len = tls_phdr->p_filesz;
-+		main_tls.size = tls_phdr->p_memsz;
-+		main_tls.align = tls_phdr->p_align;
-+		libc.tls_cnt = 1;
-+		libc.tls_head = &main_tls;
- 	}
- 
--	T.size += (-T.size - (uintptr_t)T.image) & (T.align-1);
--	if (T.align < MIN_TLS_ALIGN) T.align = MIN_TLS_ALIGN;
-+	main_tls.size += (-main_tls.size - (uintptr_t)main_tls.image)
-+		& (main_tls.align-1);
-+	if (main_tls.align < MIN_TLS_ALIGN) main_tls.align = MIN_TLS_ALIGN;
-+#ifndef TLS_ABOVE_TP
-+	main_tls.offset = main_tls.size;
-+#endif
- 
--	libc.tls_size = 2*sizeof(void *)+T.size+T.align+sizeof(struct pthread)
-+	libc.tls_align = main_tls.align;
-+	libc.tls_size = 2*sizeof(void *) + sizeof(struct pthread)
-+		+ main_tls.size + main_tls.align
- 		+ MIN_TLS_ALIGN-1 & -MIN_TLS_ALIGN;
- 
- 	if (libc.tls_size > sizeof builtin_tls) {
-@@ -117,6 +127,5 @@ void __init_tls(size_t *aux)
- 	if (__init_tp(__copy_tls(mem)) < 0)
- 		a_crash();
- }
--#else
--void __init_tls(size_t *auxv) { }
--#endif
-+
-+weak_alias(static_init_tls, __init_tls);
---- a/src/env/__libc_start_main.c
-+++ b/src/env/__libc_start_main.c
-@@ -8,21 +8,17 @@
- 
- void __init_tls(size_t *);
- 
--#ifndef SHARED
--static void dummy() {}
-+static void dummy(void) {}
- weak_alias(dummy, _init);
--extern void (*const __init_array_start)() __attribute__((weak));
--extern void (*const __init_array_end)() __attribute__((weak));
--#endif
-+
-+__attribute__((__weak__, __visibility__("hidden")))
-+extern void (*const __init_array_start)(void), (*const __init_array_end)(void);
- 
- static void dummy1(void *p) {}
- weak_alias(dummy1, __init_ssp);
- 
- #define AUX_CNT 38
- 
--#ifndef SHARED
--static
--#endif
- void __init_libc(char **envp, char *pn)
- {
- 	size_t i, *auxv, aux[AUX_CNT] = { 0 };
-@@ -57,20 +53,22 @@ void __init_libc(char **envp, char *pn)
- 	libc.secure = 1;
- }
- 
--int __libc_start_main(int (*main)(int,char **,char **), int argc, char **argv)
-+static void libc_start_init(void)
- {
--	char **envp = argv+argc+1;
--
--#ifndef SHARED
--	__init_libc(envp, argv[0]);
- 	_init();
- 	uintptr_t a = (uintptr_t)&__init_array_start;
- 	for (; a<(uintptr_t)&__init_array_end; a+=sizeof(void(*)()))
- 		(*(void (**)())a)();
--#else
--	void __libc_start_init(void);
-+}
-+
-+weak_alias(libc_start_init, __libc_start_init);
-+
-+int __libc_start_main(int (*main)(int,char **,char **), int argc, char **argv)
-+{
-+	char **envp = argv+argc+1;
-+
-+	__init_libc(envp, argv[0]);
- 	__libc_start_init();
--#endif
- 
- 	/* Pass control to the application */
- 	exit(main(argc, argv, envp));
---- a/src/env/__reset_tls.c
-+++ b/src/env/__reset_tls.c
-@@ -1,21 +1,16 @@
--#ifndef SHARED
--
- #include <string.h>
- #include "pthread_impl.h"
--
--extern struct tls_image {
--	void *image;
--	size_t len, size, align;
--} __static_tls;
--
--#define T __static_tls
-+#include "libc.h"
- 
- void __reset_tls()
- {
--	if (!T.size) return;
- 	pthread_t self = __pthread_self();
--	memcpy(self->dtv[1], T.image, T.len);
--	memset((char *)self->dtv[1]+T.len, 0, T.size-T.len);
-+	struct tls_module *p;
-+	size_t i, n = (size_t)self->dtv[0];
-+	if (n) for (p=libc.tls_head, i=1; i<=n; i++, p=p->next) {
-+		if (!self->dtv[i]) continue;
-+		memcpy(self->dtv[i], p->image, p->len);
-+		memset((char *)self->dtv[i]+p->len, 0,
-+			p->size - p->len);
-+	}
- }
--
--#endif
---- a/src/env/__stack_chk_fail.c
-+++ b/src/env/__stack_chk_fail.c
-@@ -17,16 +17,7 @@ void __stack_chk_fail(void)
- 	a_crash();
- }
- 
--#ifdef SHARED
--
- __attribute__((__visibility__("hidden")))
--void __stack_chk_fail_local(void)
--{
--	a_crash();
--}
--
--#else
-+void __stack_chk_fail_local(void);
- 
- weak_alias(__stack_chk_fail, __stack_chk_fail_local);
--
--#endif
---- /dev/null
-+++ b/src/exit/arm/__aeabi_atexit.c
-@@ -0,0 +1,6 @@
-+int __cxa_atexit(void (*func)(void *), void *arg, void *dso);
-+
-+int __aeabi_atexit (void *obj, void (*func) (void *), void *d)
-+{
-+	return __cxa_atexit (func, obj, d);
-+}
---- a/src/exit/exit.c
-+++ b/src/exit/exit.c
-@@ -10,25 +10,25 @@ static void dummy()
-  * as a consequence of linking either __toread.c or __towrite.c. */
- weak_alias(dummy, __funcs_on_exit);
- weak_alias(dummy, __stdio_exit);
--
--#ifndef SHARED
- weak_alias(dummy, _fini);
--extern void (*const __fini_array_start)() __attribute__((weak));
--extern void (*const __fini_array_end)() __attribute__((weak));
--#endif
- 
--_Noreturn void exit(int code)
--{
--	__funcs_on_exit();
-+__attribute__((__weak__, __visibility__("hidden")))
-+extern void (*const __fini_array_start)(void), (*const __fini_array_end)(void);
- 
--#ifndef SHARED
-+static void libc_exit_fini(void)
-+{
- 	uintptr_t a = (uintptr_t)&__fini_array_end;
- 	for (; a>(uintptr_t)&__fini_array_start; a-=sizeof(void(*)()))
- 		(*(void (**)())(a-sizeof(void(*)())))();
- 	_fini();
--#endif
-+}
- 
--	__stdio_exit();
-+weak_alias(libc_exit_fini, __libc_exit_fini);
- 
-+_Noreturn void exit(int code)
-+{
-+	__funcs_on_exit();
-+	__libc_exit_fini();
-+	__stdio_exit();
- 	_Exit(code);
- }
---- /dev/null
-+++ b/src/fenv/arm/fenv-hf.S
-@@ -0,0 +1,69 @@
-+#if __ARM_PCS_VFP
-+
-+.syntax unified
-+.fpu vfp
-+
-+.global fegetround
-+.type fegetround,%function
-+fegetround:
-+	fmrx r0, fpscr
-+	and r0, r0, #0xc00000
-+	bx lr
-+
-+.global __fesetround
-+.type __fesetround,%function
-+__fesetround:
-+	fmrx r3, fpscr
-+	bic r3, r3, #0xc00000
-+	orr r3, r3, r0
-+	fmxr fpscr, r3
-+	mov r0, #0
-+	bx lr
-+
-+.global fetestexcept
-+.type fetestexcept,%function
-+fetestexcept:
-+	and r0, r0, #0x1f
-+	fmrx r3, fpscr
-+	and r0, r0, r3
-+	bx lr
-+
-+.global feclearexcept
-+.type feclearexcept,%function
-+feclearexcept:
-+	and r0, r0, #0x1f
-+	fmrx r3, fpscr
-+	bic r3, r3, r0
-+	fmxr fpscr, r3
-+	mov r0, #0
-+	bx lr
-+
-+.global feraiseexcept
-+.type feraiseexcept,%function
-+feraiseexcept:
-+	and r0, r0, #0x1f
-+	fmrx r3, fpscr
-+	orr r3, r3, r0
-+	fmxr fpscr, r3
-+	mov r0, #0
-+	bx lr
-+
-+.global fegetenv
-+.type fegetenv,%function
-+fegetenv:
-+	fmrx r3, fpscr
-+	str r3, [r0]
-+	mov r0, #0
-+	bx lr
-+
-+.global fesetenv
-+.type fesetenv,%function
-+fesetenv:
-+	cmn r0, #1
-+	moveq r3, #0
-+	ldrne r3, [r0]
-+	fmxr fpscr, r3
-+	mov r0, #0
-+	bx lr
-+
-+#endif
---- /dev/null
-+++ b/src/fenv/arm/fenv.c
-@@ -0,0 +1,3 @@
-+#if !__ARM_PCS_VFP
-+#include "../fenv.c"
-+#endif
---- a/src/fenv/armebhf/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armhf/fenv.s
---- a/src/fenv/armhf/fenv.s
-+++ /dev/null
-@@ -1,64 +0,0 @@
--.fpu vfp
--
--.global fegetround
--.type fegetround,%function
--fegetround:
--	mrc p10, 7, r0, cr1, cr0, 0
--	and r0, r0, #0xc00000
--	bx lr
--
--.global __fesetround
--.type __fesetround,%function
--__fesetround:
--	mrc p10, 7, r3, cr1, cr0, 0
--	bic r3, r3, #0xc00000
--	orr r3, r3, r0
--	mcr p10, 7, r3, cr1, cr0, 0
--	mov r0, #0
--	bx lr
--
--.global fetestexcept
--.type fetestexcept,%function
--fetestexcept:
--	and r0, r0, #0x1f
--	mrc p10, 7, r3, cr1, cr0, 0
--	and r0, r0, r3
--	bx lr
--
--.global feclearexcept
--.type feclearexcept,%function
--feclearexcept:
--	and r0, r0, #0x1f
--	mrc p10, 7, r3, cr1, cr0, 0
--	bic r3, r3, r0
--	mcr p10, 7, r3, cr1, cr0, 0
--	mov r0, #0
--	bx lr
--
--.global feraiseexcept
--.type feraiseexcept,%function
--feraiseexcept:
--	and r0, r0, #0x1f
--	mrc p10, 7, r3, cr1, cr0, 0
--	orr r3, r3, r0
--	mcr p10, 7, r3, cr1, cr0, 0
--	mov r0, #0
--	bx lr
--
--.global fegetenv
--.type fegetenv,%function
--fegetenv:
--	mrc p10, 7, r3, cr1, cr0, 0
--	str r3, [r0]
--	mov r0, #0
--	bx lr
--
--.global fesetenv
--.type fesetenv,%function
--fesetenv:
--	cmn r0, #1
--	moveq r3, #0
--	ldrne r3, [r0]
--	mcr p10, 7, r3, cr1, cr0, 0
--	mov r0, #0
--	bx lr
---- a/src/fenv/armhf/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--fenv.s
---- a/src/fenv/mips-sf/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../fenv.c
---- /dev/null
-+++ b/src/fenv/mips/fenv-sf.c
-@@ -0,0 +1,3 @@
-+#ifdef __mips_soft_float
-+#include "../fenv.c"
-+#endif
---- /dev/null
-+++ b/src/fenv/mips/fenv.S
-@@ -0,0 +1,71 @@
-+#ifndef __mips_soft_float
-+
-+.set noreorder
-+
-+.global feclearexcept
-+.type  feclearexcept,@function
-+feclearexcept:
-+	and     $4, $4, 0x7c
-+	cfc1    $5, $31
-+	or      $5, $5, $4
-+	xor     $5, $5, $4
-+	ctc1    $5, $31
-+	jr      $ra
-+	li      $2, 0
-+
-+.global feraiseexcept
-+.type  feraiseexcept,@function
-+feraiseexcept:
-+	and     $4, $4, 0x7c
-+	cfc1    $5, $31
-+	or      $5, $5, $4
-+	ctc1    $5, $31
-+	jr      $ra
-+	li      $2, 0
-+
-+.global fetestexcept
-+.type  fetestexcept,@function
-+fetestexcept:
-+	and     $4, $4, 0x7c
-+	cfc1    $2, $31
-+	jr      $ra
-+	and     $2, $2, $4
-+
-+.global fegetround
-+.type  fegetround,@function
-+fegetround:
-+	cfc1    $2, $31
-+	jr      $ra
-+	andi    $2, $2, 3
-+
-+.global __fesetround
-+.type __fesetround,@function
-+__fesetround:
-+	cfc1    $5, $31
-+	li      $6, -4
-+	and     $5, $5, $6
-+	or      $5, $5, $4
-+	ctc1    $5, $31
-+	jr      $ra
-+	li      $2, 0
-+
-+.global fegetenv
-+.type  fegetenv,@function
-+fegetenv:
-+	cfc1    $5, $31
-+	sw      $5, 0($4)
-+	jr      $ra
-+	li      $2, 0
-+
-+.global fesetenv
-+.type  fesetenv,@function
-+fesetenv:
-+	addiu   $5, $4, 1
-+	beq     $5, $0, 1f
-+	 nop
-+	lw      $5, 0($4)
-+1:	ctc1    $5, $31
-+	jr      $ra
-+	li      $2, 0
-+
-+#endif
---- a/src/fenv/mips/fenv.s
-+++ /dev/null
-@@ -1,67 +0,0 @@
--.set noreorder
--
--.global feclearexcept
--.type  feclearexcept,@function
--feclearexcept:
--	and     $4, $4, 0x7c
--	cfc1    $5, $31
--	or      $5, $5, $4
--	xor     $5, $5, $4
--	ctc1    $5, $31
--	jr      $ra
--	li      $2, 0
--
--.global feraiseexcept
--.type  feraiseexcept,@function
--feraiseexcept:
--	and     $4, $4, 0x7c
--	cfc1    $5, $31
--	or      $5, $5, $4
--	ctc1    $5, $31
--	jr      $ra
--	li      $2, 0
--
--.global fetestexcept
--.type  fetestexcept,@function
--fetestexcept:
--	and     $4, $4, 0x7c
--	cfc1    $2, $31
--	jr      $ra
--	and     $2, $2, $4
--
--.global fegetround
--.type  fegetround,@function
--fegetround:
--	cfc1    $2, $31
--	jr      $ra
--	andi    $2, $2, 3
--
--.global __fesetround
--.type __fesetround,@function
--__fesetround:
--	cfc1    $5, $31
--	li      $6, -4
--	and     $5, $5, $6
--	or      $5, $5, $4
--	ctc1    $5, $31
--	jr      $ra
--	li      $2, 0
--
--.global fegetenv
--.type  fegetenv,@function
--fegetenv:
--	cfc1    $5, $31
--	sw      $5, 0($4)
--	jr      $ra
--	li      $2, 0
--
--.global fesetenv
--.type  fesetenv,@function
--fesetenv:
--	addiu   $5, $4, 1
--	beq     $5, $0, 1f
--	 nop
--	lw      $5, 0($4)
--1:	ctc1    $5, $31
--	jr      $ra
--	li      $2, 0
---- a/src/fenv/mipsel-sf/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../fenv.c
---- a/src/fenv/sh-nofpu/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../fenv.c
---- /dev/null
-+++ b/src/fenv/sh/fenv-nofpu.c
-@@ -0,0 +1,3 @@
-+#if !__SH_FPU_ANY__ && !__SH4__
-+#include "../fenv.c"
-+#endif
---- /dev/null
-+++ b/src/fenv/sh/fenv.S
-@@ -0,0 +1,78 @@
-+#if __SH_FPU_ANY__ || __SH4__
-+
-+.global fegetround
-+.type   fegetround, @function
-+fegetround:
-+	sts fpscr, r0
-+	rts
-+	 and #3, r0
-+
-+.global __fesetround
-+.type   __fesetround, @function
-+__fesetround:
-+	sts fpscr, r0
-+	or  r4, r0
-+	lds r0, fpscr
-+	rts
-+	 mov #0, r0
-+
-+.global fetestexcept
-+.type   fetestexcept, @function
-+fetestexcept:
-+	sts fpscr, r0
-+	and r4, r0
-+	rts
-+	 and #0x7c, r0
-+
-+.global feclearexcept
-+.type   feclearexcept, @function
-+feclearexcept:
-+	mov r4, r0
-+	and #0x7c, r0
-+	not r0, r4
-+	sts fpscr, r0
-+	and r4, r0
-+	lds r0, fpscr
-+	rts
-+	 mov #0, r0
-+
-+.global feraiseexcept
-+.type   feraiseexcept, @function
-+feraiseexcept:
-+	mov r4, r0
-+	and #0x7c, r0
-+	sts fpscr, r4
-+	or  r4, r0
-+	lds r0, fpscr
-+	rts
-+	 mov #0, r0
-+
-+.global fegetenv
-+.type   fegetenv, @function
-+fegetenv:
-+	sts fpscr, r0
-+	mov.l r0, @r4
-+	rts
-+	 mov #0, r0
-+
-+.global fesetenv
-+.type   fesetenv, @function
-+fesetenv:
-+	mov r4, r0
-+	cmp/eq #-1, r0
-+	bf 1f
-+
-+	! the default environment is complicated by the fact that we need to
-+	! preserve the current precision bit, which we do not know a priori
-+	sts fpscr, r0
-+	mov #8, r1
-+	swap.w r1, r1
-+	bra 2f
-+	 and r1, r0
-+
-+1:	mov.l @r4, r0      ! non-default environment
-+2:	lds r0, fpscr
-+	rts
-+	 mov #0, r0
-+
-+#endif
---- a/src/fenv/sh/fenv.s
-+++ /dev/null
-@@ -1,74 +0,0 @@
--.global fegetround
--.type   fegetround, @function
--fegetround:
--	sts fpscr, r0
--	rts
--	 and #3, r0
--
--.global __fesetround
--.type   __fesetround, @function
--__fesetround:
--	sts fpscr, r0
--	or  r4, r0
--	lds r0, fpscr
--	rts
--	 mov #0, r0
--
--.global fetestexcept
--.type   fetestexcept, @function
--fetestexcept:
--	sts fpscr, r0
--	and r4, r0
--	rts
--	 and #0x7c, r0
--
--.global feclearexcept
--.type   feclearexcept, @function
--feclearexcept:
--	mov r4, r0
--	and #0x7c, r0
--	not r0, r4
--	sts fpscr, r0
--	and r4, r0
--	lds r0, fpscr
--	rts
--	 mov #0, r0
--
--.global feraiseexcept
--.type   feraiseexcept, @function
--feraiseexcept:
--	mov r4, r0
--	and #0x7c, r0
--	sts fpscr, r4
--	or  r4, r0
--	lds r0, fpscr
--	rts
--	 mov #0, r0
--
--.global fegetenv
--.type   fegetenv, @function
--fegetenv:
--	sts fpscr, r0
--	mov.l r0, @r4
--	rts
--	 mov #0, r0
--
--.global fesetenv
--.type   fesetenv, @function
--fesetenv:
--	mov r4, r0
--	cmp/eq #-1, r0
--	bf 1f
--
--	! the default environment is complicated by the fact that we need to
--	! preserve the current precision bit, which we do not know a priori
--	sts fpscr, r0
--	mov #8, r1
--	swap.w r1, r1
--	bra 2f
--	 and r1, r0
--
--1:	mov.l @r4, r0      ! non-default environment
--2:	lds r0, fpscr
--	rts
--	 mov #0, r0
---- a/src/fenv/sheb-nofpu/fenv.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../fenv.c
---- a/src/internal/arm/syscall.s
-+++ b/src/internal/arm/syscall.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .global __syscall
- .hidden __syscall
- .type __syscall,%function
-@@ -11,6 +12,4 @@ __syscall:
- 	ldmfd ip,{r3,r4,r5,r6}
- 	svc 0
- 	ldmfd sp!,{r4,r5,r6,r7}
--	tst lr,#1
--	moveq pc,lr
- 	bx lr
---- /dev/null
-+++ b/src/internal/atomic.h
-@@ -0,0 +1,275 @@
-+#ifndef _ATOMIC_H
-+#define _ATOMIC_H
-+
-+#include <stdint.h>
-+
-+#include "atomic_arch.h"
-+
-+#ifdef a_ll
-+
-+#ifndef a_pre_llsc
-+#define a_pre_llsc()
-+#endif
-+
-+#ifndef a_post_llsc
-+#define a_post_llsc()
-+#endif
-+
-+#ifndef a_cas
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	int old;
-+	a_pre_llsc();
-+	do old = a_ll(p);
-+	while (old==t && !a_sc(p, s));
-+	a_post_llsc();
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_swap
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *p, int v)
-+{
-+	int old;
-+	a_pre_llsc();
-+	do old = a_ll(p);
-+	while (!a_sc(p, v));
-+	a_post_llsc();
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_fetch_add
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *p, int v)
-+{
-+	int old;
-+	a_pre_llsc();
-+	do old = a_ll(p);
-+	while (!a_sc(p, (unsigned)old + v));
-+	a_post_llsc();
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_fetch_and
-+#define a_fetch_and a_fetch_and
-+static inline int a_fetch_and(volatile int *p, int v)
-+{
-+	int old;
-+	a_pre_llsc();
-+	do old = a_ll(p);
-+	while (!a_sc(p, old & v));
-+	a_post_llsc();
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_fetch_or
-+#define a_fetch_or a_fetch_or
-+static inline int a_fetch_or(volatile int *p, int v)
-+{
-+	int old;
-+	a_pre_llsc();
-+	do old = a_ll(p);
-+	while (!a_sc(p, old | v));
-+	a_post_llsc();
-+	return old;
-+}
-+#endif
-+
-+#endif
-+
-+#ifndef a_cas
-+#error missing definition of a_cas
-+#endif
-+
-+#ifndef a_swap
-+#define a_swap a_swap
-+static inline int a_swap(volatile int *p, int v)
-+{
-+	int old;
-+	do old = *p;
-+	while (a_cas(p, old, v) != old);
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_fetch_add
-+#define a_fetch_add a_fetch_add
-+static inline int a_fetch_add(volatile int *p, int v)
-+{
-+	int old;
-+	do old = *p;
-+	while (a_cas(p, old, (unsigned)old+v) != old);
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_fetch_and
-+#define a_fetch_and a_fetch_and
-+static inline int a_fetch_and(volatile int *p, int v)
-+{
-+	int old;
-+	do old = *p;
-+	while (a_cas(p, old, old&v) != old);
-+	return old;
-+}
-+#endif
-+#ifndef a_fetch_or
-+#define a_fetch_or a_fetch_or
-+static inline int a_fetch_or(volatile int *p, int v)
-+{
-+	int old;
-+	do old = *p;
-+	while (a_cas(p, old, old|v) != old);
-+	return old;
-+}
-+#endif
-+
-+#ifndef a_and
-+#define a_and a_and
-+static inline void a_and(volatile int *p, int v)
-+{
-+	a_fetch_and(p, v);
-+}
-+#endif
-+
-+#ifndef a_or
-+#define a_or a_or
-+static inline void a_or(volatile int *p, int v)
-+{
-+	a_fetch_or(p, v);
-+}
-+#endif
-+
-+#ifndef a_inc
-+#define a_inc a_inc
-+static inline void a_inc(volatile int *p)
-+{
-+	a_fetch_add(p, 1);
-+}
-+#endif
-+
-+#ifndef a_dec
-+#define a_dec a_dec
-+static inline void a_dec(volatile int *p)
-+{
-+	a_fetch_add(p, -1);
-+}
-+#endif
-+
-+#ifndef a_store
-+#define a_store a_store
-+static inline void a_store(volatile int *p, int v)
-+{
-+#ifdef a_barrier
-+	a_barrier();
-+	*p = v;
-+	a_barrier();
-+#else
-+	a_swap(p, v);
-+#endif
-+}
-+#endif
-+
-+#ifndef a_barrier
-+#define a_barrier a_barrier
-+static void a_barrier()
-+{
-+	volatile int tmp = 0;
-+	a_cas(&tmp, 0, 0);
-+}
-+#endif
-+
-+#ifndef a_spin
-+#define a_spin a_barrier
-+#endif
-+
-+#ifndef a_and_64
-+#define a_and_64 a_and_64
-+static inline void a_and_64(volatile uint64_t *p, uint64_t v)
-+{
-+	union { uint64_t v; uint32_t r[2]; } u = { v };
-+	if (u.r[0]+1) a_and((int *)p, u.r[0]);
-+	if (u.r[1]+1) a_and((int *)p+1, u.r[1]);
-+}
-+#endif
-+
-+#ifndef a_or_64
-+#define a_or_64 a_or_64
-+static inline void a_or_64(volatile uint64_t *p, uint64_t v)
-+{
-+	union { uint64_t v; uint32_t r[2]; } u = { v };
-+	if (u.r[0]) a_or((int *)p, u.r[0]);
-+	if (u.r[1]) a_or((int *)p+1, u.r[1]);
-+}
-+#endif
-+
-+#ifndef a_cas_p
-+#define a_cas_p a_cas_p
-+static inline void *a_cas_p(volatile void *p, void *t, void *s)
-+{
-+	return (void *)a_cas((volatile int *)p, (int)t, (int)s);
-+}
-+#endif
-+
-+#ifndef a_or_l
-+#define a_or_l a_or_l
-+static inline void a_or_l(volatile void *p, long v)
-+{
-+	if (sizeof(long) == sizeof(int)) a_or(p, v);
-+	else a_or_64(p, v);
-+}
-+#endif
-+
-+#ifndef a_crash
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	*(volatile char *)0=0;
-+}
-+#endif
-+
-+#ifndef a_ctz_64
-+#define a_ctz_64 a_ctz_64
-+static inline int a_ctz_64(uint64_t x)
-+{
-+	static const char debruijn64[64] = {
-+		0, 1, 2, 53, 3, 7, 54, 27, 4, 38, 41, 8, 34, 55, 48, 28,
-+		62, 5, 39, 46, 44, 42, 22, 9, 24, 35, 59, 56, 49, 18, 29, 11,
-+		63, 52, 6, 26, 37, 40, 33, 47, 61, 45, 43, 21, 23, 58, 17, 10,
-+		51, 25, 36, 32, 60, 20, 57, 16, 50, 31, 19, 15, 30, 14, 13, 12
-+	};
-+	static const char debruijn32[32] = {
-+		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
-+		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
-+	};
-+	if (sizeof(long) < 8) {
-+		uint32_t y = x;
-+		if (!y) {
-+			y = x>>32;
-+			return 32 + debruijn32[(y&-y)*0x076be629 >> 27];
-+		}
-+		return debruijn32[(y&-y)*0x076be629 >> 27];
-+	}
-+	return debruijn64[(x&-x)*0x022fdd63cc95386dull >> 58];
-+}
-+#endif
-+
-+#ifndef a_ctz_l
-+#define a_ctz_l a_ctz_l
-+static inline int a_ctz_l(unsigned long x)
-+{
-+	static const char debruijn32[32] = {
-+		0, 1, 23, 2, 29, 24, 19, 3, 30, 27, 25, 11, 20, 8, 4, 13,
-+		31, 22, 28, 18, 26, 10, 7, 12, 21, 17, 9, 6, 16, 5, 15, 14
-+	};
-+	if (sizeof(long) == 8) return a_ctz_64(x);
-+	return debruijn32[(x&-x)*0x076be629 >> 27];
-+}
-+#endif
-+
-+#endif
---- a/src/internal/dynlink.h
-+++ b/src/internal/dynlink.h
-@@ -64,6 +64,10 @@ struct fdpic_dummy_loadmap {
- #define DL_FDPIC 0
- #endif
- 
-+#ifndef DL_NOMMU_SUPPORT
-+#define DL_NOMMU_SUPPORT 0
-+#endif
-+
- #if !DL_FDPIC
- #define IS_RELATIVE(x,s) ( \
- 	(R_TYPE(x) == REL_RELATIVE) || \
---- a/src/internal/libc.h
-+++ b/src/internal/libc.h
-@@ -11,13 +11,20 @@ struct __locale_struct {
- 	const struct __locale_map *volatile cat[6];
- };
- 
-+struct tls_module {
-+	struct tls_module *next;
-+	void *image;
-+	size_t len, size, align, offset;
-+};
-+
- struct __libc {
- 	int can_do_threads;
- 	int threaded;
- 	int secure;
- 	volatile int threads_minus_1;
- 	size_t *auxv;
--	size_t tls_size;
-+	struct tls_module *tls_head;
-+	size_t tls_size, tls_align, tls_cnt;
- 	size_t page_size;
- 	struct __locale_struct global_locale;
- };
---- /dev/null
-+++ b/src/internal/sh/__shcall.c
-@@ -0,0 +1,5 @@
-+__attribute__((__visibility__("hidden")))
-+int __shcall(void *arg, int (*func)(void *))
-+{
-+	return func(arg);
-+}
---- a/src/internal/syscall.h
-+++ b/src/internal/syscall.h
-@@ -17,9 +17,7 @@
- typedef long syscall_arg_t;
- #endif
- 
--#ifdef SHARED
- __attribute__((visibility("hidden")))
--#endif
- long __syscall_ret(unsigned long), __syscall(syscall_arg_t, ...),
- 	__syscall_cp(syscall_arg_t, syscall_arg_t, syscall_arg_t, syscall_arg_t,
- 	             syscall_arg_t, syscall_arg_t, syscall_arg_t);
-@@ -65,7 +63,7 @@ long __syscall_ret(unsigned long), __sys
- #define __syscall_cp(...) __SYSCALL_DISP(__syscall_cp,__VA_ARGS__)
- #define syscall_cp(...) __syscall_ret(__syscall_cp(__VA_ARGS__))
- 
--#ifdef SYS_socket
-+#ifndef SYSCALL_USE_SOCKETCALL
- #define __socketcall(nm,a,b,c,d,e,f) syscall(SYS_##nm, a, b, c, d, e, f)
- #define __socketcall_cp(nm,a,b,c,d,e,f) syscall_cp(SYS_##nm, a, b, c, d, e, f)
- #else
---- a/src/internal/version.c
-+++ b/src/internal/version.c
-@@ -1,12 +1,9 @@
--#ifdef SHARED
--
- #include "version.h"
- 
- static const char version[] = VERSION;
- 
-+__attribute__((__visibility__("hidden")))
- const char *__libc_get_version()
- {
- 	return version;
- }
--
--#endif
---- a/src/internal/vis.h
-+++ b/src/internal/vis.h
-@@ -4,10 +4,9 @@
-  * override default visibilities to reduce the size and performance costs
-  * of position-independent code. */
- 
--#ifndef CRT
--#ifdef SHARED
-+#if !defined(CRT) && !defined(__ASSEMBLER__)
- 
--/* For shared libc.so, all symbols should be protected, but some toolchains
-+/* Conceptually, all symbols should be protected, but some toolchains
-  * fail to support copy relocations for protected data, so exclude all
-  * exported data symbols. */
- 
-@@ -25,16 +24,4 @@ extern char *optarg, **environ, **__envi
- 
- #pragma GCC visibility push(protected)
- 
--#elif defined(__PIC__)
--
--/* If building static libc.a as position-independent code, try to make
-- * everything hidden except possibly-undefined weak references. */
--
--__attribute__((__visibility__("default")))
--extern void (*const __init_array_start)(), (*const __init_array_end)(),
--	(*const __fini_array_start)(), (*const __fini_array_end)();
--
--#pragma GCC visibility push(hidden)
--
--#endif
- #endif
---- /dev/null
-+++ b/src/ldso/__dlsym.c
-@@ -0,0 +1,13 @@
-+#include <dlfcn.h>
-+#include "libc.h"
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_seterr(const char *, ...);
-+
-+static void *stub_dlsym(void *restrict p, const char *restrict s, void *restrict ra)
-+{
-+	__dl_seterr("Symbol not found: %s", s);
-+	return 0;
-+}
-+
-+weak_alias(stub_dlsym, __dlsym);
---- a/src/ldso/arm/dlsym.s
-+++ b/src/ldso/arm/dlsym.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .text
- .global dlsym
- .hidden __dlsym
---- /dev/null
-+++ b/src/ldso/arm/find_exidx.c
-@@ -0,0 +1,42 @@
-+#define _GNU_SOURCE
-+#include <link.h>
-+#include <stdint.h>
-+
-+struct find_exidx_data {
-+	uintptr_t pc, exidx_start;
-+	int exidx_len;
-+};
-+
-+static int find_exidx(struct dl_phdr_info *info, size_t size, void *ptr)
-+{
-+	struct find_exidx_data *data = ptr;
-+	const ElfW(Phdr) *phdr = info->dlpi_phdr;
-+	uintptr_t addr, exidx_start = 0;
-+	int i, match = 0, exidx_len = 0;
-+
-+	for (i = info->dlpi_phnum; i > 0; i--, phdr++) {
-+		addr = info->dlpi_addr + phdr->p_vaddr;
-+		switch (phdr->p_type) {
-+		case PT_LOAD:
-+			match |= data->pc >= addr && data->pc < addr + phdr->p_memsz;
-+			break;
-+		case PT_ARM_EXIDX:
-+			exidx_start = addr;
-+			exidx_len = phdr->p_memsz;
-+			break;
-+		}
-+	}
-+	data->exidx_start = exidx_start;
-+	data->exidx_len = exidx_len;
-+	return match;
-+}
-+
-+uintptr_t __gnu_Unwind_Find_exidx(uintptr_t pc, int *pcount)
-+{
-+	struct find_exidx_data data;
-+	data.pc = pc;
-+	if (dl_iterate_phdr(find_exidx, &data) <= 0)
-+		return 0;
-+	*pcount = data.exidx_len / 8;
-+	return data.exidx_start;
-+}
---- a/src/ldso/dl_iterate_phdr.c
-+++ b/src/ldso/dl_iterate_phdr.c
-@@ -1,12 +1,10 @@
--#ifndef SHARED
--
- #include <elf.h>
- #include <link.h>
- #include "libc.h"
- 
- #define AUX_CNT 38
- 
--int dl_iterate_phdr(int(*callback)(struct dl_phdr_info *info, size_t size, void *data), void *data)
-+static int static_dl_iterate_phdr(int(*callback)(struct dl_phdr_info *info, size_t size, void *data), void *data)
- {
- 	unsigned char *p;
- 	ElfW(Phdr) *phdr, *tls_phdr=0;
-@@ -40,4 +38,5 @@ int dl_iterate_phdr(int(*callback)(struc
- 	}
- 	return (callback)(&info, sizeof (info), data);
- }
--#endif
-+
-+weak_alias(static_dl_iterate_phdr, dl_iterate_phdr);
---- a/src/ldso/dladdr.c
-+++ b/src/ldso/dladdr.c
-@@ -1,9 +1,10 @@
- #define _GNU_SOURCE
- #include <dlfcn.h>
-+#include "libc.h"
- 
--int __dladdr(const void *, Dl_info *);
--
--int dladdr(const void *addr, Dl_info *info)
-+static int stub_dladdr(const void *addr, Dl_info *info)
- {
--	return __dladdr(addr, info);
-+	return 0;
- }
-+
-+weak_alias(stub_dladdr, dladdr);
---- /dev/null
-+++ b/src/ldso/dlclose.c
-@@ -0,0 +1,9 @@
-+#include <dlfcn.h>
-+
-+__attribute__((__visibility__("hidden")))
-+int __dl_invalid_handle(void *);
-+
-+int dlclose(void *p)
-+{
-+	return __dl_invalid_handle(p);
-+}
---- /dev/null
-+++ b/src/ldso/dlerror.c
-@@ -0,0 +1,64 @@
-+#include <dlfcn.h>
-+#include <stdlib.h>
-+#include <stdarg.h>
-+#include "pthread_impl.h"
-+#include "libc.h"
-+
-+char *dlerror()
-+{
-+	pthread_t self = __pthread_self();
-+	if (!self->dlerror_flag) return 0;
-+	self->dlerror_flag = 0;
-+	char *s = self->dlerror_buf;
-+	if (s == (void *)-1)
-+		return "Dynamic linker failed to allocate memory for error message";
-+	else
-+		return s;
-+}
-+
-+void __dl_thread_cleanup(void)
-+{
-+	pthread_t self = __pthread_self();
-+	if (self->dlerror_buf != (void *)-1)
-+		free(self->dlerror_buf);
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_vseterr(const char *fmt, va_list ap)
-+{
-+	va_list ap2;
-+	va_copy(ap2, ap);
-+	pthread_t self = __pthread_self();
-+	if (self->dlerror_buf != (void *)-1)
-+		free(self->dlerror_buf);
-+	size_t len = vsnprintf(0, 0, fmt, ap2);
-+	va_end(ap2);
-+	char *buf = malloc(len+1);
-+	if (buf) {
-+		vsnprintf(buf, len+1, fmt, ap);
-+	} else {
-+		buf = (void *)-1;	
-+	}
-+	self->dlerror_buf = buf;
-+	self->dlerror_flag = 1;
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_seterr(const char *fmt, ...)
-+{
-+	va_list ap;
-+	va_start(ap, fmt);
-+	__dl_vseterr(fmt, ap);
-+	va_end(ap);
-+}
-+
-+__attribute__((__visibility__("hidden")))
-+int __dl_invalid_handle(void *);
-+
-+static int stub_invalid_handle(void *h)
-+{
-+	__dl_seterr("Invalid library handle %p", (void *)h);
-+	return 1;
-+}
-+
-+weak_alias(stub_invalid_handle, __dl_invalid_handle);
---- a/src/ldso/dlinfo.c
-+++ b/src/ldso/dlinfo.c
-@@ -1,9 +1,19 @@
- #define _GNU_SOURCE
- #include <dlfcn.h>
- 
--int __dlinfo(void *, int, void *);
-+__attribute__((__visibility__("hidden")))
-+int __dl_invalid_handle(void *);
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_seterr(const char *, ...);
- 
- int dlinfo(void *dso, int req, void *res)
- {
--	return __dlinfo(dso, req, res);
-+	if (__dl_invalid_handle(dso)) return -1;
-+	if (req != RTLD_DI_LINKMAP) {
-+		__dl_seterr("Unsupported request %d", req);
-+		return -1;
-+	}
-+	*(struct link_map **)res = dso;
-+	return 0;
- }
---- /dev/null
-+++ b/src/ldso/dlopen.c
-@@ -0,0 +1,13 @@
-+#include <dlfcn.h>
-+#include "libc.h"
-+
-+__attribute__((__visibility__("hidden")))
-+void __dl_seterr(const char *, ...);
-+
-+static void *stub_dlopen(const char *file, int mode)
-+{
-+	__dl_seterr("Dynamic loading not supported");
-+	return 0;
-+}
-+
-+weak_alias(stub_dlopen, dlopen);
---- a/src/ldso/dlstart.c
-+++ /dev/null
-@@ -1,150 +0,0 @@
--#include <stddef.h>
--#include "dynlink.h"
--
--#ifdef SHARED
--
--#ifndef START
--#define START "_dlstart"
--#endif
--
--#include "crt_arch.h"
--
--#ifndef GETFUNCSYM
--#define GETFUNCSYM(fp, sym, got) do { \
--	__attribute__((__visibility__("hidden"))) void sym(); \
--	static void (*static_func_ptr)() = sym; \
--	__asm__ __volatile__ ( "" : "+m"(static_func_ptr) : : "memory"); \
--	*(fp) = static_func_ptr; } while(0)
--#endif
--
--__attribute__((__visibility__("hidden")))
--void _dlstart_c(size_t *sp, size_t *dynv)
--{
--	size_t i, aux[AUX_CNT], dyn[DYN_CNT];
--	size_t *rel, rel_size, base;
--
--	int argc = *sp;
--	char **argv = (void *)(sp+1);
--
--	for (i=argc+1; argv[i]; i++);
--	size_t *auxv = (void *)(argv+i+1);
--
--	for (i=0; i<AUX_CNT; i++) aux[i] = 0;
--	for (i=0; auxv[i]; i+=2) if (auxv[i]<AUX_CNT)
--		aux[auxv[i]] = auxv[i+1];
--
--#if DL_FDPIC
--	struct fdpic_loadseg *segs, fakeseg;
--	size_t j;
--	if (dynv) {
--		/* crt_arch.h entry point asm is responsible for reserving
--		 * space and moving the extra fdpic arguments to the stack
--		 * vector where they are easily accessible from C. */
--		segs = ((struct fdpic_loadmap *)(sp[-1] ? sp[-1] : sp[-2]))->segs;
--	} else {
--		/* If dynv is null, the entry point was started from loader
--		 * that is not fdpic-aware. We can assume normal fixed-
--		 * displacement ELF loading was performed, but when ldso was
--		 * run as a command, finding the Ehdr is a heursitic: we
--		 * have to assume Phdrs start in the first 4k of the file. */
--		base = aux[AT_BASE];
--		if (!base) base = aux[AT_PHDR] & -4096;
--		segs = &fakeseg;
--		segs[0].addr = base;
--		segs[0].p_vaddr = 0;
--		segs[0].p_memsz = -1;
--		Ehdr *eh = (void *)base;
--		Phdr *ph = (void *)(base + eh->e_phoff);
--		size_t phnum = eh->e_phnum;
--		size_t phent = eh->e_phentsize;
--		while (phnum-- && ph->p_type != PT_DYNAMIC)
--			ph = (void *)((size_t)ph + phent);
--		dynv = (void *)(base + ph->p_vaddr);
--	}
--#endif
--
--	for (i=0; i<DYN_CNT; i++) dyn[i] = 0;
--	for (i=0; dynv[i]; i+=2) if (dynv[i]<DYN_CNT)
--		dyn[dynv[i]] = dynv[i+1];
--
--#if DL_FDPIC
--	for (i=0; i<DYN_CNT; i++) {
--		if (i==DT_RELASZ || i==DT_RELSZ) continue;
--		if (!dyn[i]) continue;
--		for (j=0; dyn[i]-segs[j].p_vaddr >= segs[j].p_memsz; j++);
--		dyn[i] += segs[j].addr - segs[j].p_vaddr;
--	}
--	base = 0;
--
--	const Sym *syms = (void *)dyn[DT_SYMTAB];
--
--	rel = (void *)dyn[DT_RELA];
--	rel_size = dyn[DT_RELASZ];
--	for (; rel_size; rel+=3, rel_size-=3*sizeof(size_t)) {
--		if (!IS_RELATIVE(rel[1], syms)) continue;
--		for (j=0; rel[0]-segs[j].p_vaddr >= segs[j].p_memsz; j++);
--		size_t *rel_addr = (void *)
--			(rel[0] + segs[j].addr - segs[j].p_vaddr);
--		if (R_TYPE(rel[1]) == REL_FUNCDESC_VAL) {
--			*rel_addr += segs[rel_addr[1]].addr
--				- segs[rel_addr[1]].p_vaddr
--				+ syms[R_SYM(rel[1])].st_value;
--			rel_addr[1] = dyn[DT_PLTGOT];
--		} else {
--			size_t val = syms[R_SYM(rel[1])].st_value;
--			for (j=0; val-segs[j].p_vaddr >= segs[j].p_memsz; j++);
--			*rel_addr = rel[2] + segs[j].addr - segs[j].p_vaddr + val;
--		}
--	}
--#else
--	/* If the dynamic linker is invoked as a command, its load
--	 * address is not available in the aux vector. Instead, compute
--	 * the load address as the difference between &_DYNAMIC and the
--	 * virtual address in the PT_DYNAMIC program header. */
--	base = aux[AT_BASE];
--	if (!base) {
--		size_t phnum = aux[AT_PHNUM];
--		size_t phentsize = aux[AT_PHENT];
--		Phdr *ph = (void *)aux[AT_PHDR];
--		for (i=phnum; i--; ph = (void *)((char *)ph + phentsize)) {
--			if (ph->p_type == PT_DYNAMIC) {
--				base = (size_t)dynv - ph->p_vaddr;
--				break;
--			}
--		}
--	}
--
--	/* MIPS uses an ugly packed form for GOT relocations. Since we
--	 * can't make function calls yet and the code is tiny anyway,
--	 * it's simply inlined here. */
--	if (NEED_MIPS_GOT_RELOCS) {
--		size_t local_cnt = 0;
--		size_t *got = (void *)(base + dyn[DT_PLTGOT]);
--		for (i=0; dynv[i]; i+=2) if (dynv[i]==DT_MIPS_LOCAL_GOTNO)
--			local_cnt = dynv[i+1];
--		for (i=0; i<local_cnt; i++) got[i] += base;
--	}
--
--	rel = (void *)(base+dyn[DT_REL]);
--	rel_size = dyn[DT_RELSZ];
--	for (; rel_size; rel+=2, rel_size-=2*sizeof(size_t)) {
--		if (!IS_RELATIVE(rel[1], 0)) continue;
--		size_t *rel_addr = (void *)(base + rel[0]);
--		*rel_addr += base;
--	}
--
--	rel = (void *)(base+dyn[DT_RELA]);
--	rel_size = dyn[DT_RELASZ];
--	for (; rel_size; rel+=3, rel_size-=3*sizeof(size_t)) {
--		if (!IS_RELATIVE(rel[1], 0)) continue;
--		size_t *rel_addr = (void *)(base + rel[0]);
--		*rel_addr = base + rel[2];
--	}
--#endif
--
--	stage2_func dls2;
--	GETFUNCSYM(&dls2, __dls2, base+dyn[DT_PLTGOT]);
--	dls2((void *)base, sp);
--}
--
--#endif
---- a/src/ldso/dynlink.c
-+++ /dev/null
-@@ -1,2000 +0,0 @@
--#define _GNU_SOURCE
--#include <stdio.h>
--#include <stdlib.h>
--#include <stdarg.h>
--#include <stddef.h>
--#include <string.h>
--#include <unistd.h>
--#include <stdint.h>
--#include <elf.h>
--#include <sys/mman.h>
--#include <limits.h>
--#include <fcntl.h>
--#include <sys/stat.h>
--#include <errno.h>
--#include <link.h>
--#include <setjmp.h>
--#include <pthread.h>
--#include <ctype.h>
--#include <dlfcn.h>
--#include "pthread_impl.h"
--#include "libc.h"
--#include "dynlink.h"
--
--static void error(const char *, ...);
--
--#ifdef SHARED
--
--#define MAXP2(a,b) (-(-(a)&-(b)))
--#define ALIGN(x,y) ((x)+(y)-1 & -(y))
--
--struct debug {
--	int ver;
--	void *head;
--	void (*bp)(void);
--	int state;
--	void *base;
--};
--
--struct td_index {
--	size_t args[2];
--	struct td_index *next;
--};
--
--struct dso {
--#if DL_FDPIC
--	struct fdpic_loadmap *loadmap;
--#else
--	unsigned char *base;
--#endif
--	char *name;
--	size_t *dynv;
--	struct dso *next, *prev;
--
--	Phdr *phdr;
--	int phnum;
--	size_t phentsize;
--	int refcnt;
--	Sym *syms;
--	uint32_t *hashtab;
--	uint32_t *ghashtab;
--	int16_t *versym;
--	char *strings;
--	unsigned char *map;
--	size_t map_len;
--	dev_t dev;
--	ino_t ino;
--	signed char global;
--	char relocated;
--	char constructed;
--	char kernel_mapped;
--	struct dso **deps, *needed_by;
--	char *rpath_orig, *rpath;
--	void *tls_image;
--	size_t tls_len, tls_size, tls_align, tls_id, tls_offset;
--	size_t relro_start, relro_end;
--	void **new_dtv;
--	unsigned char *new_tls;
--	volatile int new_dtv_idx, new_tls_idx;
--	struct td_index *td_index;
--	struct dso *fini_next;
--	char *shortname;
--#if DL_FDPIC
--	unsigned char *base;
--#else
--	struct fdpic_loadmap *loadmap;
--#endif
--	struct funcdesc {
--		void *addr;
--		size_t *got;
--	} *funcdescs;
--	size_t *got;
--	char buf[];
--};
--
--struct symdef {
--	Sym *sym;
--	struct dso *dso;
--};
--
--int __init_tp(void *);
--void __init_libc(char **, char *);
--
--const char *__libc_get_version(void);
--
--static struct builtin_tls {
--	char c;
--	struct pthread pt;
--	void *space[16];
--} builtin_tls[1];
--#define MIN_TLS_ALIGN offsetof(struct builtin_tls, pt)
--
--#define ADDEND_LIMIT 4096
--static size_t *saved_addends, *apply_addends_to;
--
--static struct dso ldso;
--static struct dso *head, *tail, *fini_head;
--static char *env_path, *sys_path;
--static unsigned long long gencnt;
--static int runtime;
--static int ldd_mode;
--static int ldso_fail;
--static int noload;
--static jmp_buf *rtld_fail;
--static pthread_rwlock_t lock;
--static struct debug debug;
--static size_t tls_cnt, tls_offset, tls_align = MIN_TLS_ALIGN;
--static size_t static_tls_cnt;
--static pthread_mutex_t init_fini_lock = { ._m_type = PTHREAD_MUTEX_RECURSIVE };
--static struct fdpic_loadmap *app_loadmap;
--static struct fdpic_dummy_loadmap app_dummy_loadmap;
--
--struct debug *_dl_debug_addr = &debug;
--
--static int dl_strcmp(const char *l, const char *r)
--{
--	for (; *l==*r && *l; l++, r++);
--	return *(unsigned char *)l - *(unsigned char *)r;
--}
--#define strcmp(l,r) dl_strcmp(l,r)
--
--/* Compute load address for a virtual address in a given dso. */
--#if DL_FDPIC
--static void *laddr(const struct dso *p, size_t v)
--{
--	size_t j=0;
--	if (!p->loadmap) return p->base + v;
--	for (j=0; v-p->loadmap->segs[j].p_vaddr >= p->loadmap->segs[j].p_memsz; j++);
--	return (void *)(v - p->loadmap->segs[j].p_vaddr + p->loadmap->segs[j].addr);
--}
--#define fpaddr(p, v) ((void (*)())&(struct funcdesc){ \
--	laddr(p, v), (p)->got })
--#else
--#define laddr(p, v) (void *)((p)->base + (v))
--#define fpaddr(p, v) ((void (*)())laddr(p, v))
--#endif
--
--static void decode_vec(size_t *v, size_t *a, size_t cnt)
--{
--	size_t i;
--	for (i=0; i<cnt; i++) a[i] = 0;
--	for (; v[0]; v+=2) if (v[0]-1<cnt-1) {
--		a[0] |= 1UL<<v[0];
--		a[v[0]] = v[1];
--	}
--}
--
--static int search_vec(size_t *v, size_t *r, size_t key)
--{
--	for (; v[0]!=key; v+=2)
--		if (!v[0]) return 0;
--	*r = v[1];
--	return 1;
--}
--
--static uint32_t sysv_hash(const char *s0)
--{
--	const unsigned char *s = (void *)s0;
--	uint_fast32_t h = 0;
--	while (*s) {
--		h = 16*h + *s++;
--		h ^= h>>24 & 0xf0;
--	}
--	return h & 0xfffffff;
--}
--
--static uint32_t gnu_hash(const char *s0)
--{
--	const unsigned char *s = (void *)s0;
--	uint_fast32_t h = 5381;
--	for (; *s; s++)
--		h += h*32 + *s;
--	return h;
--}
--
--static Sym *sysv_lookup(const char *s, uint32_t h, struct dso *dso)
--{
--	size_t i;
--	Sym *syms = dso->syms;
--	uint32_t *hashtab = dso->hashtab;
--	char *strings = dso->strings;
--	for (i=hashtab[2+h%hashtab[0]]; i; i=hashtab[2+hashtab[0]+i]) {
--		if ((!dso->versym || dso->versym[i] >= 0)
--		    && (!strcmp(s, strings+syms[i].st_name)))
--			return syms+i;
--	}
--	return 0;
--}
--
--static Sym *gnu_lookup(uint32_t h1, uint32_t *hashtab, struct dso *dso, const char *s)
--{
--	uint32_t nbuckets = hashtab[0];
--	uint32_t *buckets = hashtab + 4 + hashtab[2]*(sizeof(size_t)/4);
--	uint32_t i = buckets[h1 % nbuckets];
--
--	if (!i) return 0;
--
--	uint32_t *hashval = buckets + nbuckets + (i - hashtab[1]);
--
--	for (h1 |= 1; ; i++) {
--		uint32_t h2 = *hashval++;
--		if ((h1 == (h2|1)) && (!dso->versym || dso->versym[i] >= 0)
--		    && !strcmp(s, dso->strings + dso->syms[i].st_name))
--			return dso->syms+i;
--		if (h2 & 1) break;
--	}
--
--	return 0;
--}
--
--static Sym *gnu_lookup_filtered(uint32_t h1, uint32_t *hashtab, struct dso *dso, const char *s, uint32_t fofs, size_t fmask)
--{
--	const size_t *bloomwords = (const void *)(hashtab+4);
--	size_t f = bloomwords[fofs & (hashtab[2]-1)];
--	if (!(f & fmask)) return 0;
--
--	f >>= (h1 >> hashtab[3]) % (8 * sizeof f);
--	if (!(f & 1)) return 0;
--
--	return gnu_lookup(h1, hashtab, dso, s);
--}
--
--#define OK_TYPES (1<<STT_NOTYPE | 1<<STT_OBJECT | 1<<STT_FUNC | 1<<STT_COMMON | 1<<STT_TLS)
--#define OK_BINDS (1<<STB_GLOBAL | 1<<STB_WEAK | 1<<STB_GNU_UNIQUE)
--
--#ifndef ARCH_SYM_REJECT_UND
--#define ARCH_SYM_REJECT_UND(s) 0
--#endif
--
--static struct symdef find_sym(struct dso *dso, const char *s, int need_def)
--{
--	uint32_t h = 0, gh, gho, *ght;
--	size_t ghm = 0;
--	struct symdef def = {0};
--	for (; dso; dso=dso->next) {
--		Sym *sym;
--		if (!dso->global) continue;
--		if ((ght = dso->ghashtab)) {
--			if (!ghm) {
--				gh = gnu_hash(s);
--				int maskbits = 8 * sizeof ghm;
--				gho = gh / maskbits;
--				ghm = 1ul << gh % maskbits;
--			}
--			sym = gnu_lookup_filtered(gh, ght, dso, s, gho, ghm);
--		} else {
--			if (!h) h = sysv_hash(s);
--			sym = sysv_lookup(s, h, dso);
--		}
--		if (!sym) continue;
--		if (!sym->st_shndx)
--			if (need_def || (sym->st_info&0xf) == STT_TLS
--			    || ARCH_SYM_REJECT_UND(sym))
--				continue;
--		if (!sym->st_value)
--			if ((sym->st_info&0xf) != STT_TLS)
--				continue;
--		if (!(1<<(sym->st_info&0xf) & OK_TYPES)) continue;
--		if (!(1<<(sym->st_info>>4) & OK_BINDS)) continue;
--
--		if (def.sym && sym->st_info>>4 == STB_WEAK) continue;
--		def.sym = sym;
--		def.dso = dso;
--		if (sym->st_info>>4 == STB_GLOBAL) break;
--	}
--	return def;
--}
--
--__attribute__((__visibility__("hidden")))
--ptrdiff_t __tlsdesc_static(), __tlsdesc_dynamic();
--
--static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stride)
--{
--	unsigned char *base = dso->base;
--	Sym *syms = dso->syms;
--	char *strings = dso->strings;
--	Sym *sym;
--	const char *name;
--	void *ctx;
--	int type;
--	int sym_index;
--	struct symdef def;
--	size_t *reloc_addr;
--	size_t sym_val;
--	size_t tls_val;
--	size_t addend;
--	int skip_relative = 0, reuse_addends = 0, save_slot = 0;
--
--	if (dso == &ldso) {
--		/* Only ldso's REL table needs addend saving/reuse. */
--		if (rel == apply_addends_to)
--			reuse_addends = 1;
--		skip_relative = 1;
--	}
--
--	for (; rel_size; rel+=stride, rel_size-=stride*sizeof(size_t)) {
--		if (skip_relative && IS_RELATIVE(rel[1], dso->syms)) continue;
--		type = R_TYPE(rel[1]);
--		if (type == REL_NONE) continue;
--		sym_index = R_SYM(rel[1]);
--		reloc_addr = laddr(dso, rel[0]);
--		if (sym_index) {
--			sym = syms + sym_index;
--			name = strings + sym->st_name;
--			ctx = type==REL_COPY ? head->next : head;
--			def = (sym->st_info&0xf) == STT_SECTION
--				? (struct symdef){ .dso = dso, .sym = sym }
--				: find_sym(ctx, name, type==REL_PLT);
--			if (!def.sym && (sym->st_shndx != SHN_UNDEF
--			    || sym->st_info>>4 != STB_WEAK)) {
--				error("Error relocating %s: %s: symbol not found",
--					dso->name, name);
--				if (runtime) longjmp(*rtld_fail, 1);
--				continue;
--			}
--		} else {
--			sym = 0;
--			def.sym = 0;
--			def.dso = dso;
--		}
--
--		if (stride > 2) {
--			addend = rel[2];
--		} else if (type==REL_GOT || type==REL_PLT|| type==REL_COPY) {
--			addend = 0;
--		} else if (reuse_addends) {
--			/* Save original addend in stage 2 where the dso
--			 * chain consists of just ldso; otherwise read back
--			 * saved addend since the inline one was clobbered. */
--			if (head==&ldso)
--				saved_addends[save_slot] = *reloc_addr;
--			addend = saved_addends[save_slot++];
--		} else {
--			addend = *reloc_addr;
--		}
--
--		sym_val = def.sym ? (size_t)laddr(def.dso, def.sym->st_value) : 0;
--		tls_val = def.sym ? def.sym->st_value : 0;
--
--		switch(type) {
--		case REL_NONE:
--			break;
--		case REL_OFFSET:
--			addend -= (size_t)reloc_addr;
--		case REL_SYMBOLIC:
--		case REL_GOT:
--		case REL_PLT:
--			*reloc_addr = sym_val + addend;
--			break;
--		case REL_RELATIVE:
--			*reloc_addr = (size_t)base + addend;
--			break;
--		case REL_SYM_OR_REL:
--			if (sym) *reloc_addr = sym_val + addend;
--			else *reloc_addr = (size_t)base + addend;
--			break;
--		case REL_COPY:
--			memcpy(reloc_addr, (void *)sym_val, sym->st_size);
--			break;
--		case REL_OFFSET32:
--			*(uint32_t *)reloc_addr = sym_val + addend
--				- (size_t)reloc_addr;
--			break;
--		case REL_FUNCDESC:
--			*reloc_addr = def.sym ? (size_t)(def.dso->funcdescs
--				+ (def.sym - def.dso->syms)) : 0;
--			break;
--		case REL_FUNCDESC_VAL:
--			if ((sym->st_info&0xf) == STT_SECTION) *reloc_addr += sym_val;
--			else *reloc_addr = sym_val;
--			reloc_addr[1] = def.sym ? (size_t)def.dso->got : 0;
--			break;
--		case REL_DTPMOD:
--			*reloc_addr = def.dso->tls_id;
--			break;
--		case REL_DTPOFF:
--			*reloc_addr = tls_val + addend - DTP_OFFSET;
--			break;
--#ifdef TLS_ABOVE_TP
--		case REL_TPOFF:
--			*reloc_addr = tls_val + def.dso->tls_offset + TPOFF_K + addend;
--			break;
--#else
--		case REL_TPOFF:
--			*reloc_addr = tls_val - def.dso->tls_offset + addend;
--			break;
--		case REL_TPOFF_NEG:
--			*reloc_addr = def.dso->tls_offset - tls_val + addend;
--			break;
--#endif
--		case REL_TLSDESC:
--			if (stride<3) addend = reloc_addr[1];
--			if (runtime && def.dso->tls_id >= static_tls_cnt) {
--				struct td_index *new = malloc(sizeof *new);
--				if (!new) {
--					error(
--					"Error relocating %s: cannot allocate TLSDESC for %s",
--					dso->name, sym ? name : "(local)" );
--					longjmp(*rtld_fail, 1);
--				}
--				new->next = dso->td_index;
--				dso->td_index = new;
--				new->args[0] = def.dso->tls_id;
--				new->args[1] = tls_val + addend;
--				reloc_addr[0] = (size_t)__tlsdesc_dynamic;
--				reloc_addr[1] = (size_t)new;
--			} else {
--				reloc_addr[0] = (size_t)__tlsdesc_static;
--#ifdef TLS_ABOVE_TP
--				reloc_addr[1] = tls_val + def.dso->tls_offset
--					+ TPOFF_K + addend;
--#else
--				reloc_addr[1] = tls_val - def.dso->tls_offset
--					+ addend;
--#endif
--			}
--			break;
--		default:
--			error("Error relocating %s: unsupported relocation type %d",
--				dso->name, type);
--			if (runtime) longjmp(*rtld_fail, 1);
--			continue;
--		}
--	}
--}
--
--/* A huge hack: to make up for the wastefulness of shared libraries
-- * needing at least a page of dirty memory even if they have no global
-- * data, we reclaim the gaps at the beginning and end of writable maps
-- * and "donate" them to the heap by setting up minimal malloc
-- * structures and then freeing them. */
--
--static void reclaim(struct dso *dso, size_t start, size_t end)
--{
--	size_t *a, *z;
--	if (start >= dso->relro_start && start < dso->relro_end) start = dso->relro_end;
--	if (end   >= dso->relro_start && end   < dso->relro_end) end = dso->relro_start;
--	start = start + 6*sizeof(size_t)-1 & -4*sizeof(size_t);
--	end = (end & -4*sizeof(size_t)) - 2*sizeof(size_t);
--	if (start>end || end-start < 4*sizeof(size_t)) return;
--	a = laddr(dso, start);
--	z = laddr(dso, end);
--	a[-2] = 1;
--	a[-1] = z[0] = end-start + 2*sizeof(size_t) | 1;
--	z[1] = 1;
--	free(a);
--}
--
--static void reclaim_gaps(struct dso *dso)
--{
--	Phdr *ph = dso->phdr;
--	size_t phcnt = dso->phnum;
--
--	if (DL_FDPIC) return; // FIXME
--	for (; phcnt--; ph=(void *)((char *)ph+dso->phentsize)) {
--		if (ph->p_type!=PT_LOAD) continue;
--		if ((ph->p_flags&(PF_R|PF_W))!=(PF_R|PF_W)) continue;
--		reclaim(dso, ph->p_vaddr & -PAGE_SIZE, ph->p_vaddr);
--		reclaim(dso, ph->p_vaddr+ph->p_memsz,
--			ph->p_vaddr+ph->p_memsz+PAGE_SIZE-1 & -PAGE_SIZE);
--	}
--}
--
--static void *mmap_fixed(void *p, size_t n, int prot, int flags, int fd, off_t off)
--{
--	char *q = mmap(p, n, prot, flags, fd, off);
--	if (q != MAP_FAILED || errno != EINVAL) return q;
--	/* Fallbacks for MAP_FIXED failure on NOMMU kernels. */
--	if (flags & MAP_ANONYMOUS) {
--		memset(p, 0, n);
--		return p;
--	}
--	ssize_t r;
--	if (lseek(fd, off, SEEK_SET) < 0) return MAP_FAILED;
--	for (q=p; n; q+=r, off+=r, n-=r) {
--		r = read(fd, q, n);
--		if (r < 0 && errno != EINTR) return MAP_FAILED;
--		if (!r) {
--			memset(q, 0, n);
--			break;
--		}
--	}
--	return p;
--}
--
--static void unmap_library(struct dso *dso)
--{
--	if (dso->loadmap) {
--		size_t i;
--		for (i=0; i<dso->loadmap->nsegs; i++) {
--			if (!dso->loadmap->segs[i].p_memsz)
--				continue;
--			munmap((void *)dso->loadmap->segs[i].addr,
--				dso->loadmap->segs[i].p_memsz);
--		}
--		free(dso->loadmap);
--	} else if (dso->map && dso->map_len) {
--		munmap(dso->map, dso->map_len);
--	}
--}
--
--static void *map_library(int fd, struct dso *dso)
--{
--	Ehdr buf[(896+sizeof(Ehdr))/sizeof(Ehdr)];
--	void *allocated_buf=0;
--	size_t phsize;
--	size_t addr_min=SIZE_MAX, addr_max=0, map_len;
--	size_t this_min, this_max;
--	size_t nsegs = 0;
--	off_t off_start;
--	Ehdr *eh;
--	Phdr *ph, *ph0;
--	unsigned prot;
--	unsigned char *map=MAP_FAILED, *base;
--	size_t dyn=0;
--	size_t tls_image=0;
--	size_t i;
--
--	ssize_t l = read(fd, buf, sizeof buf);
--	eh = buf;
--	if (l<0) return 0;
--	if (l<sizeof *eh || (eh->e_type != ET_DYN && eh->e_type != ET_EXEC))
--		goto noexec;
--	phsize = eh->e_phentsize * eh->e_phnum;
--	if (phsize > sizeof buf - sizeof *eh) {
--		allocated_buf = malloc(phsize);
--		if (!allocated_buf) return 0;
--		l = pread(fd, allocated_buf, phsize, eh->e_phoff);
--		if (l < 0) goto error;
--		if (l != phsize) goto noexec;
--		ph = ph0 = allocated_buf;
--	} else if (eh->e_phoff + phsize > l) {
--		l = pread(fd, buf+1, phsize, eh->e_phoff);
--		if (l < 0) goto error;
--		if (l != phsize) goto noexec;
--		ph = ph0 = (void *)(buf + 1);
--	} else {
--		ph = ph0 = (void *)((char *)buf + eh->e_phoff);
--	}
--	for (i=eh->e_phnum; i; i--, ph=(void *)((char *)ph+eh->e_phentsize)) {
--		if (ph->p_type == PT_DYNAMIC) {
--			dyn = ph->p_vaddr;
--		} else if (ph->p_type == PT_TLS) {
--			tls_image = ph->p_vaddr;
--			dso->tls_align = ph->p_align;
--			dso->tls_len = ph->p_filesz;
--			dso->tls_size = ph->p_memsz;
--		} else if (ph->p_type == PT_GNU_RELRO) {
--			dso->relro_start = ph->p_vaddr & -PAGE_SIZE;
--			dso->relro_end = (ph->p_vaddr + ph->p_memsz) & -PAGE_SIZE;
--		}
--		if (ph->p_type != PT_LOAD) continue;
--		nsegs++;
--		if (ph->p_vaddr < addr_min) {
--			addr_min = ph->p_vaddr;
--			off_start = ph->p_offset;
--			prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
--				((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
--				((ph->p_flags&PF_X) ? PROT_EXEC : 0));
--		}
--		if (ph->p_vaddr+ph->p_memsz > addr_max) {
--			addr_max = ph->p_vaddr+ph->p_memsz;
--		}
--	}
--	if (!dyn) goto noexec;
--	if (DL_FDPIC && !(eh->e_flags & FDPIC_CONSTDISP_FLAG)) {
--		dso->loadmap = calloc(1, sizeof *dso->loadmap
--			+ nsegs * sizeof *dso->loadmap->segs);
--		if (!dso->loadmap) goto error;
--		dso->loadmap->nsegs = nsegs;
--		for (ph=ph0, i=0; i<nsegs; ph=(void *)((char *)ph+eh->e_phentsize)) {
--			if (ph->p_type != PT_LOAD) continue;
--			prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
--				((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
--				((ph->p_flags&PF_X) ? PROT_EXEC : 0));
--			map = mmap(0, ph->p_memsz + (ph->p_vaddr & PAGE_SIZE-1),
--				prot, (prot&PROT_WRITE) ? MAP_PRIVATE : MAP_SHARED,
--				fd, ph->p_offset & -PAGE_SIZE);
--			if (map == MAP_FAILED) {
--				unmap_library(dso);
--				goto error;
--			}
--			dso->loadmap->segs[i].addr = (size_t)map +
--				(ph->p_vaddr & PAGE_SIZE-1);
--			dso->loadmap->segs[i].p_vaddr = ph->p_vaddr;
--			dso->loadmap->segs[i].p_memsz = ph->p_memsz;
--			i++;
--		}
--		map = (void *)dso->loadmap->segs[0].addr;
--		map_len = 0;
--		goto done_mapping;
--	}
--	addr_max += PAGE_SIZE-1;
--	addr_max &= -PAGE_SIZE;
--	addr_min &= -PAGE_SIZE;
--	off_start &= -PAGE_SIZE;
--	map_len = addr_max - addr_min + off_start;
--	/* The first time, we map too much, possibly even more than
--	 * the length of the file. This is okay because we will not
--	 * use the invalid part; we just need to reserve the right
--	 * amount of virtual address space to map over later. */
--	map = mmap((void *)addr_min, map_len, prot, MAP_PRIVATE, fd, off_start);
--	if (map==MAP_FAILED) goto error;
--	dso->map = map;
--	dso->map_len = map_len;
--	/* If the loaded file is not relocatable and the requested address is
--	 * not available, then the load operation must fail. */
--	if (eh->e_type != ET_DYN && addr_min && map!=(void *)addr_min) {
--		errno = EBUSY;
--		goto error;
--	}
--	base = map - addr_min;
--	dso->phdr = 0;
--	dso->phnum = 0;
--	for (ph=ph0, i=eh->e_phnum; i; i--, ph=(void *)((char *)ph+eh->e_phentsize)) {
--		if (ph->p_type != PT_LOAD) continue;
--		/* Check if the programs headers are in this load segment, and
--		 * if so, record the address for use by dl_iterate_phdr. */
--		if (!dso->phdr && eh->e_phoff >= ph->p_offset
--		    && eh->e_phoff+phsize <= ph->p_offset+ph->p_filesz) {
--			dso->phdr = (void *)(base + ph->p_vaddr
--				+ (eh->e_phoff-ph->p_offset));
--			dso->phnum = eh->e_phnum;
--			dso->phentsize = eh->e_phentsize;
--		}
--		/* Reuse the existing mapping for the lowest-address LOAD */
--		if ((ph->p_vaddr & -PAGE_SIZE) == addr_min) continue;
--		this_min = ph->p_vaddr & -PAGE_SIZE;
--		this_max = ph->p_vaddr+ph->p_memsz+PAGE_SIZE-1 & -PAGE_SIZE;
--		off_start = ph->p_offset & -PAGE_SIZE;
--		prot = (((ph->p_flags&PF_R) ? PROT_READ : 0) |
--			((ph->p_flags&PF_W) ? PROT_WRITE: 0) |
--			((ph->p_flags&PF_X) ? PROT_EXEC : 0));
--		if (mmap_fixed(base+this_min, this_max-this_min, prot, MAP_PRIVATE|MAP_FIXED, fd, off_start) == MAP_FAILED)
--			goto error;
--		if (ph->p_memsz > ph->p_filesz) {
--			size_t brk = (size_t)base+ph->p_vaddr+ph->p_filesz;
--			size_t pgbrk = brk+PAGE_SIZE-1 & -PAGE_SIZE;
--			memset((void *)brk, 0, pgbrk-brk & PAGE_SIZE-1);
--			if (pgbrk-(size_t)base < this_max && mmap_fixed((void *)pgbrk, (size_t)base+this_max-pgbrk, prot, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) == MAP_FAILED)
--				goto error;
--		}
--	}
--	for (i=0; ((size_t *)(base+dyn))[i]; i+=2)
--		if (((size_t *)(base+dyn))[i]==DT_TEXTREL) {
--			if (mprotect(map, map_len, PROT_READ|PROT_WRITE|PROT_EXEC)
--			    && errno != ENOSYS)
--				goto error;
--			break;
--		}
--done_mapping:
--	dso->base = base;
--	dso->dynv = laddr(dso, dyn);
--	if (dso->tls_size) dso->tls_image = laddr(dso, tls_image);
--	if (!runtime) reclaim_gaps(dso);
--	free(allocated_buf);
--	return map;
--noexec:
--	errno = ENOEXEC;
--error:
--	if (map!=MAP_FAILED) unmap_library(dso);
--	free(allocated_buf);
--	return 0;
--}
--
--static int path_open(const char *name, const char *s, char *buf, size_t buf_size)
--{
--	size_t l;
--	int fd;
--	for (;;) {
--		s += strspn(s, ":\n");
--		l = strcspn(s, ":\n");
--		if (l-1 >= INT_MAX) return -1;
--		if (snprintf(buf, buf_size, "%.*s/%s", (int)l, s, name) < buf_size) {
--			if ((fd = open(buf, O_RDONLY|O_CLOEXEC))>=0) return fd;
--			switch (errno) {
--			case ENOENT:
--			case ENOTDIR:
--			case EACCES:
--			case ENAMETOOLONG:
--				break;
--			default:
--				/* Any negative value but -1 will inhibit
--				 * futher path search. */
--				return -2;
--			}
--		}
--		s += l;
--	}
--}
--
--static int fixup_rpath(struct dso *p, char *buf, size_t buf_size)
--{
--	size_t n, l;
--	const char *s, *t, *origin;
--	char *d;
--	if (p->rpath || !p->rpath_orig) return 0;
--	if (!strchr(p->rpath_orig, '$')) {
--		p->rpath = p->rpath_orig;
--		return 0;
--	}
--	n = 0;
--	s = p->rpath_orig;
--	while ((t=strchr(s, '$'))) {
--		if (strncmp(t, "$ORIGIN", 7) && strncmp(t, "${ORIGIN}", 9))
--			return 0;
--		s = t+1;
--		n++;
--	}
--	if (n > SSIZE_MAX/PATH_MAX) return 0;
--
--	if (p->kernel_mapped) {
--		/* $ORIGIN searches cannot be performed for the main program
--		 * when it is suid/sgid/AT_SECURE. This is because the
--		 * pathname is under the control of the caller of execve.
--		 * For libraries, however, $ORIGIN can be processed safely
--		 * since the library's pathname came from a trusted source
--		 * (either system paths or a call to dlopen). */
--		if (libc.secure)
--			return 0;
--		l = readlink("/proc/self/exe", buf, buf_size);
--		if (l == -1) switch (errno) {
--		case ENOENT:
--		case ENOTDIR:
--		case EACCES:
--			break;
--		default:
--			return -1;
--		}
--		if (l >= buf_size)
--			return 0;
--		buf[l] = 0;
--		origin = buf;
--	} else {
--		origin = p->name;
--	}
--	t = strrchr(origin, '/');
--	l = t ? t-origin : 0;
--	p->rpath = malloc(strlen(p->rpath_orig) + n*l + 1);
--	if (!p->rpath) return -1;
--
--	d = p->rpath;
--	s = p->rpath_orig;
--	while ((t=strchr(s, '$'))) {
--		memcpy(d, s, t-s);
--		d += t-s;
--		memcpy(d, origin, l);
--		d += l;
--		/* It was determined previously that the '$' is followed
--		 * either by "ORIGIN" or "{ORIGIN}". */
--		s = t + 7 + 2*(t[1]=='{');
--	}
--	strcpy(d, s);
--	return 0;
--}
--
--static void decode_dyn(struct dso *p)
--{
--	size_t dyn[DYN_CNT];
--	decode_vec(p->dynv, dyn, DYN_CNT);
--	p->syms = laddr(p, dyn[DT_SYMTAB]);
--	p->strings = laddr(p, dyn[DT_STRTAB]);
--	if (dyn[0]&(1<<DT_HASH))
--		p->hashtab = laddr(p, dyn[DT_HASH]);
--	if (dyn[0]&(1<<DT_RPATH))
--		p->rpath_orig = p->strings + dyn[DT_RPATH];
--	if (dyn[0]&(1<<DT_RUNPATH))
--		p->rpath_orig = p->strings + dyn[DT_RUNPATH];
--	if (dyn[0]&(1<<DT_PLTGOT))
--		p->got = laddr(p, dyn[DT_PLTGOT]);
--	if (search_vec(p->dynv, dyn, DT_GNU_HASH))
--		p->ghashtab = laddr(p, *dyn);
--	if (search_vec(p->dynv, dyn, DT_VERSYM))
--		p->versym = laddr(p, *dyn);
--}
--
--static size_t count_syms(struct dso *p)
--{
--	if (p->hashtab) return p->hashtab[1];
--
--	size_t nsym, i;
--	uint32_t *buckets = p->ghashtab + 4 + (p->ghashtab[2]*sizeof(size_t)/4);
--	uint32_t *hashval;
--	for (i = nsym = 0; i < p->ghashtab[0]; i++) {
--		if (buckets[i] > nsym)
--			nsym = buckets[i];
--	}
--	if (nsym) {
--		hashval = buckets + p->ghashtab[0] + (nsym - p->ghashtab[1]);
--		do nsym++;
--		while (!(*hashval++ & 1));
--	}
--	return nsym;
--}
--
--static void *dl_mmap(size_t n)
--{
--	void *p;
--	int prot = PROT_READ|PROT_WRITE, flags = MAP_ANONYMOUS|MAP_PRIVATE;
--#ifdef SYS_mmap2
--	p = (void *)__syscall(SYS_mmap2, 0, n, prot, flags, -1, 0);
--#else
--	p = (void *)__syscall(SYS_mmap, 0, n, prot, flags, -1, 0);
--#endif
--	return p == MAP_FAILED ? 0 : p;
--}
--
--static void makefuncdescs(struct dso *p)
--{
--	static int self_done;
--	size_t nsym = count_syms(p);
--	size_t i, size = nsym * sizeof(*p->funcdescs);
--
--	if (!self_done) {
--		p->funcdescs = dl_mmap(size);
--		self_done = 1;
--	} else {
--		p->funcdescs = malloc(size);
--	}
--	if (!p->funcdescs) {
--		if (!runtime) a_crash();
--		error("Error allocating function descriptors for %s", p->name);
--		longjmp(*rtld_fail, 1);
--	}
--	for (i=0; i<nsym; i++) {
--		if ((p->syms[i].st_info&0xf)==STT_FUNC && p->syms[i].st_shndx) {
--			p->funcdescs[i].addr = laddr(p, p->syms[i].st_value);
--			p->funcdescs[i].got = p->got;
--		} else {
--			p->funcdescs[i].addr = 0;
--			p->funcdescs[i].got = 0;
--		}
--	}
--}
--
--static struct dso *load_library(const char *name, struct dso *needed_by)
--{
--	char buf[2*NAME_MAX+2];
--	const char *pathname;
--	unsigned char *map;
--	struct dso *p, temp_dso = {0};
--	int fd;
--	struct stat st;
--	size_t alloc_size;
--	int n_th = 0;
--	int is_self = 0;
--
--	if (!*name) {
--		errno = EINVAL;
--		return 0;
--	}
--
--	/* Catch and block attempts to reload the implementation itself */
--	if (name[0]=='l' && name[1]=='i' && name[2]=='b') {
--		static const char *rp, reserved[] =
--			"c\0pthread\0rt\0m\0dl\0util\0xnet\0";
--		char *z = strchr(name, '.');
--		if (z) {
--			size_t l = z-name;
--			for (rp=reserved; *rp && strncmp(name+3, rp, l-3); rp+=strlen(rp)+1);
--			if (*rp) {
--				if (ldd_mode) {
--					/* Track which names have been resolved
--					 * and only report each one once. */
--					static unsigned reported;
--					unsigned mask = 1U<<(rp-reserved);
--					if (!(reported & mask)) {
--						reported |= mask;
--						dprintf(1, "\t%s => %s (%p)\n",
--							name, ldso.name,
--							ldso.base);
--					}
--				}
--				is_self = 1;
--			}
--		}
--	}
--	if (!strcmp(name, ldso.name)) is_self = 1;
--	if (is_self) {
--		if (!ldso.prev) {
--			tail->next = &ldso;
--			ldso.prev = tail;
--			tail = ldso.next ? ldso.next : &ldso;
--		}
--		return &ldso;
--	}
--	if (strchr(name, '/')) {
--		pathname = name;
--		fd = open(name, O_RDONLY|O_CLOEXEC);
--	} else {
--		/* Search for the name to see if it's already loaded */
--		for (p=head->next; p; p=p->next) {
--			if (p->shortname && !strcmp(p->shortname, name)) {
--				p->refcnt++;
--				return p;
--			}
--		}
--		if (strlen(name) > NAME_MAX) return 0;
--		fd = -1;
--		if (env_path) fd = path_open(name, env_path, buf, sizeof buf);
--		for (p=needed_by; fd == -1 && p; p=p->needed_by) {
--			if (fixup_rpath(p, buf, sizeof buf) < 0)
--				fd = -2; /* Inhibit further search. */
--			if (p->rpath)
--				fd = path_open(name, p->rpath, buf, sizeof buf);
--		}
--		if (fd == -1) {
--			if (!sys_path) {
--				char *prefix = 0;
--				size_t prefix_len;
--				if (ldso.name[0]=='/') {
--					char *s, *t, *z;
--					for (s=t=z=ldso.name; *s; s++)
--						if (*s=='/') z=t, t=s;
--					prefix_len = z-ldso.name;
--					if (prefix_len < PATH_MAX)
--						prefix = ldso.name;
--				}
--				if (!prefix) {
--					prefix = "";
--					prefix_len = 0;
--				}
--				char etc_ldso_path[prefix_len + 1
--					+ sizeof "/etc/ld-musl-" LDSO_ARCH ".path"];
--				snprintf(etc_ldso_path, sizeof etc_ldso_path,
--					"%.*s/etc/ld-musl-" LDSO_ARCH ".path",
--					(int)prefix_len, prefix);
--				FILE *f = fopen(etc_ldso_path, "rbe");
--				if (f) {
--					if (getdelim(&sys_path, (size_t[1]){0}, 0, f) <= 0) {
--						free(sys_path);
--						sys_path = "";
--					}
--					fclose(f);
--				} else if (errno != ENOENT) {
--					sys_path = "";
--				}
--			}
--			if (!sys_path) sys_path = "/lib:/usr/local/lib:/usr/lib";
--			fd = path_open(name, sys_path, buf, sizeof buf);
--		}
--		pathname = buf;
--	}
--	if (fd < 0) return 0;
--	if (fstat(fd, &st) < 0) {
--		close(fd);
--		return 0;
--	}
--	for (p=head->next; p; p=p->next) {
--		if (p->dev == st.st_dev && p->ino == st.st_ino) {
--			/* If this library was previously loaded with a
--			 * pathname but a search found the same inode,
--			 * setup its shortname so it can be found by name. */
--			if (!p->shortname && pathname != name)
--				p->shortname = strrchr(p->name, '/')+1;
--			close(fd);
--			p->refcnt++;
--			return p;
--		}
--	}
--	map = noload ? 0 : map_library(fd, &temp_dso);
--	close(fd);
--	if (!map) return 0;
--
--	/* Allocate storage for the new DSO. When there is TLS, this
--	 * storage must include a reservation for all pre-existing
--	 * threads to obtain copies of both the new TLS, and an
--	 * extended DTV capable of storing an additional slot for
--	 * the newly-loaded DSO. */
--	alloc_size = sizeof *p + strlen(pathname) + 1;
--	if (runtime && temp_dso.tls_image) {
--		size_t per_th = temp_dso.tls_size + temp_dso.tls_align
--			+ sizeof(void *) * (tls_cnt+3);
--		n_th = libc.threads_minus_1 + 1;
--		if (n_th > SSIZE_MAX / per_th) alloc_size = SIZE_MAX;
--		else alloc_size += n_th * per_th;
--	}
--	p = calloc(1, alloc_size);
--	if (!p) {
--		unmap_library(&temp_dso);
--		return 0;
--	}
--	memcpy(p, &temp_dso, sizeof temp_dso);
--	decode_dyn(p);
--	p->dev = st.st_dev;
--	p->ino = st.st_ino;
--	p->refcnt = 1;
--	p->needed_by = needed_by;
--	p->name = p->buf;
--	strcpy(p->name, pathname);
--	/* Add a shortname only if name arg was not an explicit pathname. */
--	if (pathname != name) p->shortname = strrchr(p->name, '/')+1;
--	if (p->tls_image) {
--		p->tls_id = ++tls_cnt;
--		tls_align = MAXP2(tls_align, p->tls_align);
--#ifdef TLS_ABOVE_TP
--		p->tls_offset = tls_offset + ( (tls_align-1) &
--			-(tls_offset + (uintptr_t)p->tls_image) );
--		tls_offset += p->tls_size;
--#else
--		tls_offset += p->tls_size + p->tls_align - 1;
--		tls_offset -= (tls_offset + (uintptr_t)p->tls_image)
--			& (p->tls_align-1);
--		p->tls_offset = tls_offset;
--#endif
--		p->new_dtv = (void *)(-sizeof(size_t) &
--			(uintptr_t)(p->name+strlen(p->name)+sizeof(size_t)));
--		p->new_tls = (void *)(p->new_dtv + n_th*(tls_cnt+1));
--	}
--
--	tail->next = p;
--	p->prev = tail;
--	tail = p;
--
--	if (DL_FDPIC) makefuncdescs(p);
--
--	if (ldd_mode) dprintf(1, "\t%s => %s (%p)\n", name, pathname, p->base);
--
--	return p;
--}
--
--static void load_deps(struct dso *p)
--{
--	size_t i, ndeps=0;
--	struct dso ***deps = &p->deps, **tmp, *dep;
--	for (; p; p=p->next) {
--		for (i=0; p->dynv[i]; i+=2) {
--			if (p->dynv[i] != DT_NEEDED) continue;
--			dep = load_library(p->strings + p->dynv[i+1], p);
--			if (!dep) {
--				error("Error loading shared library %s: %m (needed by %s)",
--					p->strings + p->dynv[i+1], p->name);
--				if (runtime) longjmp(*rtld_fail, 1);
--				continue;
--			}
--			if (runtime) {
--				tmp = realloc(*deps, sizeof(*tmp)*(ndeps+2));
--				if (!tmp) longjmp(*rtld_fail, 1);
--				tmp[ndeps++] = dep;
--				tmp[ndeps] = 0;
--				*deps = tmp;
--			}
--		}
--	}
--}
--
--static void load_preload(char *s)
--{
--	int tmp;
--	char *z;
--	for (z=s; *z; s=z) {
--		for (   ; *s && (isspace(*s) || *s==':'); s++);
--		for (z=s; *z && !isspace(*z) && *z!=':'; z++);
--		tmp = *z;
--		*z = 0;
--		load_library(s, 0);
--		*z = tmp;
--	}
--}
--
--static void make_global(struct dso *p)
--{
--	for (; p; p=p->next) p->global = 1;
--}
--
--static void do_mips_relocs(struct dso *p, size_t *got)
--{
--	size_t i, j, rel[2];
--	unsigned char *base = p->base;
--	i=0; search_vec(p->dynv, &i, DT_MIPS_LOCAL_GOTNO);
--	if (p==&ldso) {
--		got += i;
--	} else {
--		while (i--) *got++ += (size_t)base;
--	}
--	j=0; search_vec(p->dynv, &j, DT_MIPS_GOTSYM);
--	i=0; search_vec(p->dynv, &i, DT_MIPS_SYMTABNO);
--	Sym *sym = p->syms + j;
--	rel[0] = (unsigned char *)got - base;
--	for (i-=j; i; i--, sym++, rel[0]+=sizeof(size_t)) {
--		rel[1] = sym-p->syms << 8 | R_MIPS_JUMP_SLOT;
--		do_relocs(p, rel, sizeof rel, 2);
--	}
--}
--
--static void reloc_all(struct dso *p)
--{
--	size_t dyn[DYN_CNT];
--	for (; p; p=p->next) {
--		if (p->relocated) continue;
--		decode_vec(p->dynv, dyn, DYN_CNT);
--		if (NEED_MIPS_GOT_RELOCS)
--			do_mips_relocs(p, laddr(p, dyn[DT_PLTGOT]));
--		do_relocs(p, laddr(p, dyn[DT_JMPREL]), dyn[DT_PLTRELSZ],
--			2+(dyn[DT_PLTREL]==DT_RELA));
--		do_relocs(p, laddr(p, dyn[DT_REL]), dyn[DT_RELSZ], 2);
--		do_relocs(p, laddr(p, dyn[DT_RELA]), dyn[DT_RELASZ], 3);
--
--		if (head != &ldso && p->relro_start != p->relro_end &&
--		    mprotect(laddr(p, p->relro_start), p->relro_end-p->relro_start, PROT_READ)
--		    && errno != ENOSYS) {
--			error("Error relocating %s: RELRO protection failed: %m",
--				p->name);
--			if (runtime) longjmp(*rtld_fail, 1);
--		}
--
--		p->relocated = 1;
--	}
--}
--
--static void kernel_mapped_dso(struct dso *p)
--{
--	size_t min_addr = -1, max_addr = 0, cnt;
--	Phdr *ph = p->phdr;
--	for (cnt = p->phnum; cnt--; ph = (void *)((char *)ph + p->phentsize)) {
--		if (ph->p_type == PT_DYNAMIC) {
--			p->dynv = laddr(p, ph->p_vaddr);
--		} else if (ph->p_type == PT_GNU_RELRO) {
--			p->relro_start = ph->p_vaddr & -PAGE_SIZE;
--			p->relro_end = (ph->p_vaddr + ph->p_memsz) & -PAGE_SIZE;
--		}
--		if (ph->p_type != PT_LOAD) continue;
--		if (ph->p_vaddr < min_addr)
--			min_addr = ph->p_vaddr;
--		if (ph->p_vaddr+ph->p_memsz > max_addr)
--			max_addr = ph->p_vaddr+ph->p_memsz;
--	}
--	min_addr &= -PAGE_SIZE;
--	max_addr = (max_addr + PAGE_SIZE-1) & -PAGE_SIZE;
--	p->map = p->base + min_addr;
--	p->map_len = max_addr - min_addr;
--	p->kernel_mapped = 1;
--}
--
--static void do_fini()
--{
--	struct dso *p;
--	size_t dyn[DYN_CNT];
--	for (p=fini_head; p; p=p->fini_next) {
--		if (!p->constructed) continue;
--		decode_vec(p->dynv, dyn, DYN_CNT);
--		if (dyn[0] & (1<<DT_FINI_ARRAY)) {
--			size_t n = dyn[DT_FINI_ARRAYSZ]/sizeof(size_t);
--			size_t *fn = (size_t *)laddr(p, dyn[DT_FINI_ARRAY])+n;
--			while (n--) ((void (*)(void))*--fn)();
--		}
--#ifndef NO_LEGACY_INITFINI
--		if ((dyn[0] & (1<<DT_FINI)) && dyn[DT_FINI])
--			fpaddr(p, dyn[DT_FINI])();
--#endif
--	}
--}
--
--static void do_init_fini(struct dso *p)
--{
--	size_t dyn[DYN_CNT];
--	int need_locking = libc.threads_minus_1;
--	/* Allow recursive calls that arise when a library calls
--	 * dlopen from one of its constructors, but block any
--	 * other threads until all ctors have finished. */
--	if (need_locking) pthread_mutex_lock(&init_fini_lock);
--	for (; p; p=p->prev) {
--		if (p->constructed) continue;
--		p->constructed = 1;
--		decode_vec(p->dynv, dyn, DYN_CNT);
--		if (dyn[0] & ((1<<DT_FINI) | (1<<DT_FINI_ARRAY))) {
--			p->fini_next = fini_head;
--			fini_head = p;
--		}
--#ifndef NO_LEGACY_INITFINI
--		if ((dyn[0] & (1<<DT_INIT)) && dyn[DT_INIT])
--			fpaddr(p, dyn[DT_INIT])();
--#endif
--		if (dyn[0] & (1<<DT_INIT_ARRAY)) {
--			size_t n = dyn[DT_INIT_ARRAYSZ]/sizeof(size_t);
--			size_t *fn = laddr(p, dyn[DT_INIT_ARRAY]);
--			while (n--) ((void (*)(void))*fn++)();
--		}
--		if (!need_locking && libc.threads_minus_1) {
--			need_locking = 1;
--			pthread_mutex_lock(&init_fini_lock);
--		}
--	}
--	if (need_locking) pthread_mutex_unlock(&init_fini_lock);
--}
--
--void __libc_start_init(void)
--{
--	do_init_fini(tail);
--}
--
--static void dl_debug_state(void)
--{
--}
--
--weak_alias(dl_debug_state, _dl_debug_state);
--
--void __reset_tls()
--{
--	pthread_t self = __pthread_self();
--	struct dso *p;
--	for (p=head; p; p=p->next) {
--		if (!p->tls_id || !self->dtv[p->tls_id]) continue;
--		memcpy(self->dtv[p->tls_id], p->tls_image, p->tls_len);
--		memset((char *)self->dtv[p->tls_id]+p->tls_len, 0,
--			p->tls_size - p->tls_len);
--		if (p->tls_id == (size_t)self->dtv[0]) break;
--	}
--}
--
--void *__copy_tls(unsigned char *mem)
--{
--	pthread_t td;
--	struct dso *p;
--	void **dtv;
--
--#ifdef TLS_ABOVE_TP
--	dtv = (void **)(mem + libc.tls_size) - (tls_cnt + 1);
--
--	mem += -((uintptr_t)mem + sizeof(struct pthread)) & (tls_align-1);
--	td = (pthread_t)mem;
--	mem += sizeof(struct pthread);
--
--	for (p=head; p; p=p->next) {
--		if (!p->tls_id) continue;
--		dtv[p->tls_id] = mem + p->tls_offset;
--		memcpy(dtv[p->tls_id], p->tls_image, p->tls_len);
--	}
--#else
--	dtv = (void **)mem;
--
--	mem += libc.tls_size - sizeof(struct pthread);
--	mem -= (uintptr_t)mem & (tls_align-1);
--	td = (pthread_t)mem;
--
--	for (p=head; p; p=p->next) {
--		if (!p->tls_id) continue;
--		dtv[p->tls_id] = mem - p->tls_offset;
--		memcpy(dtv[p->tls_id], p->tls_image, p->tls_len);
--	}
--#endif
--	dtv[0] = (void *)tls_cnt;
--	td->dtv = td->dtv_copy = dtv;
--	return td;
--}
--
--__attribute__((__visibility__("hidden")))
--void *__tls_get_new(size_t *v)
--{
--	pthread_t self = __pthread_self();
--
--	/* Block signals to make accessing new TLS async-signal-safe */
--	sigset_t set;
--	__block_all_sigs(&set);
--	if (v[0]<=(size_t)self->dtv[0]) {
--		__restore_sigs(&set);
--		return (char *)self->dtv[v[0]]+v[1]+DTP_OFFSET;
--	}
--
--	/* This is safe without any locks held because, if the caller
--	 * is able to request the Nth entry of the DTV, the DSO list
--	 * must be valid at least that far out and it was synchronized
--	 * at program startup or by an already-completed call to dlopen. */
--	struct dso *p;
--	for (p=head; p->tls_id != v[0]; p=p->next);
--
--	/* Get new DTV space from new DSO if needed */
--	if (v[0] > (size_t)self->dtv[0]) {
--		void **newdtv = p->new_dtv +
--			(v[0]+1)*sizeof(void *)*a_fetch_add(&p->new_dtv_idx,1);
--		memcpy(newdtv, self->dtv,
--			((size_t)self->dtv[0]+1) * sizeof(void *));
--		newdtv[0] = (void *)v[0];
--		self->dtv = self->dtv_copy = newdtv;
--	}
--
--	/* Get new TLS memory from all new DSOs up to the requested one */
--	unsigned char *mem;
--	for (p=head; ; p=p->next) {
--		if (!p->tls_id || self->dtv[p->tls_id]) continue;
--		mem = p->new_tls + (p->tls_size + p->tls_align)
--			* a_fetch_add(&p->new_tls_idx,1);
--		mem += ((uintptr_t)p->tls_image - (uintptr_t)mem)
--			& (p->tls_align-1);
--		self->dtv[p->tls_id] = mem;
--		memcpy(mem, p->tls_image, p->tls_len);
--		if (p->tls_id == v[0]) break;
--	}
--	__restore_sigs(&set);
--	return mem + v[1] + DTP_OFFSET;
--}
--
--static void update_tls_size()
--{
--	libc.tls_size = ALIGN(
--		(1+tls_cnt) * sizeof(void *) +
--		tls_offset +
--		sizeof(struct pthread) +
--		tls_align * 2,
--	tls_align);
--}
--
--/* Stage 1 of the dynamic linker is defined in dlstart.c. It calls the
-- * following stage 2 and stage 3 functions via primitive symbolic lookup
-- * since it does not have access to their addresses to begin with. */
--
--/* Stage 2 of the dynamic linker is called after relative relocations 
-- * have been processed. It can make function calls to static functions
-- * and access string literals and static data, but cannot use extern
-- * symbols. Its job is to perform symbolic relocations on the dynamic
-- * linker itself, but some of the relocations performed may need to be
-- * replaced later due to copy relocations in the main program. */
--
--__attribute__((__visibility__("hidden")))
--void __dls2(unsigned char *base, size_t *sp)
--{
--	if (DL_FDPIC) {
--		void *p1 = (void *)sp[-2];
--		void *p2 = (void *)sp[-1];
--		if (!p1) {
--			size_t *auxv, aux[AUX_CNT];
--			for (auxv=sp+1+*sp+1; *auxv; auxv++); auxv++;
--			decode_vec(auxv, aux, AUX_CNT);
--			if (aux[AT_BASE]) ldso.base = (void *)aux[AT_BASE];
--			else ldso.base = (void *)(aux[AT_PHDR] & -4096);
--		}
--		app_loadmap = p2 ? p1 : 0;
--		ldso.loadmap = p2 ? p2 : p1;
--		ldso.base = laddr(&ldso, 0);
--	} else {
--		ldso.base = base;
--	}
--	Ehdr *ehdr = (void *)ldso.base;
--	ldso.name = ldso.shortname = "libc.so";
--	ldso.global = 1;
--	ldso.phnum = ehdr->e_phnum;
--	ldso.phdr = laddr(&ldso, ehdr->e_phoff);
--	ldso.phentsize = ehdr->e_phentsize;
--	kernel_mapped_dso(&ldso);
--	decode_dyn(&ldso);
--
--	if (DL_FDPIC) makefuncdescs(&ldso);
--
--	/* Prepare storage for to save clobbered REL addends so they
--	 * can be reused in stage 3. There should be very few. If
--	 * something goes wrong and there are a huge number, abort
--	 * instead of risking stack overflow. */
--	size_t dyn[DYN_CNT];
--	decode_vec(ldso.dynv, dyn, DYN_CNT);
--	size_t *rel = laddr(&ldso, dyn[DT_REL]);
--	size_t rel_size = dyn[DT_RELSZ];
--	size_t symbolic_rel_cnt = 0;
--	apply_addends_to = rel;
--	for (; rel_size; rel+=2, rel_size-=2*sizeof(size_t))
--		if (!IS_RELATIVE(rel[1], ldso.syms)) symbolic_rel_cnt++;
--	if (symbolic_rel_cnt >= ADDEND_LIMIT) a_crash();
--	size_t addends[symbolic_rel_cnt+1];
--	saved_addends = addends;
--
--	head = &ldso;
--	reloc_all(&ldso);
--
--	ldso.relocated = 0;
--
--	/* Call dynamic linker stage-3, __dls3, looking it up
--	 * symbolically as a barrier against moving the address
--	 * load across the above relocation processing. */
--	struct symdef dls3_def = find_sym(&ldso, "__dls3", 0);
--	if (DL_FDPIC) ((stage3_func)&ldso.funcdescs[dls3_def.sym-ldso.syms])(sp);
--	else ((stage3_func)laddr(&ldso, dls3_def.sym->st_value))(sp);
--}
--
--/* Stage 3 of the dynamic linker is called with the dynamic linker/libc
-- * fully functional. Its job is to load (if not already loaded) and
-- * process dependencies and relocations for the main application and
-- * transfer control to its entry point. */
--
--_Noreturn void __dls3(size_t *sp)
--{
--	static struct dso app, vdso;
--	size_t aux[AUX_CNT], *auxv;
--	size_t i;
--	char *env_preload=0;
--	size_t vdso_base;
--	int argc = *sp;
--	char **argv = (void *)(sp+1);
--	char **argv_orig = argv;
--	char **envp = argv+argc+1;
--
--	/* Find aux vector just past environ[] and use it to initialize
--	 * global data that may be needed before we can make syscalls. */
--	__environ = envp;
--	for (i=argc+1; argv[i]; i++);
--	libc.auxv = auxv = (void *)(argv+i+1);
--	decode_vec(auxv, aux, AUX_CNT);
--	__hwcap = aux[AT_HWCAP];
--	libc.page_size = aux[AT_PAGESZ];
--	libc.secure = ((aux[0]&0x7800)!=0x7800 || aux[AT_UID]!=aux[AT_EUID]
--		|| aux[AT_GID]!=aux[AT_EGID] || aux[AT_SECURE]);
--
--	/* Setup early thread pointer in builtin_tls for ldso/libc itself to
--	 * use during dynamic linking. If possible it will also serve as the
--	 * thread pointer at runtime. */
--	libc.tls_size = sizeof builtin_tls;
--	if (__init_tp(__copy_tls((void *)builtin_tls)) < 0) {
--		a_crash();
--	}
--
--	/* Only trust user/env if kernel says we're not suid/sgid */
--	if (!libc.secure) {
--		env_path = getenv("LD_LIBRARY_PATH");
--		env_preload = getenv("LD_PRELOAD");
--	}
--
--	/* If the main program was already loaded by the kernel,
--	 * AT_PHDR will point to some location other than the dynamic
--	 * linker's program headers. */
--	if (aux[AT_PHDR] != (size_t)ldso.phdr) {
--		size_t interp_off = 0;
--		size_t tls_image = 0;
--		/* Find load address of the main program, via AT_PHDR vs PT_PHDR. */
--		Phdr *phdr = app.phdr = (void *)aux[AT_PHDR];
--		app.phnum = aux[AT_PHNUM];
--		app.phentsize = aux[AT_PHENT];
--		for (i=aux[AT_PHNUM]; i; i--, phdr=(void *)((char *)phdr + aux[AT_PHENT])) {
--			if (phdr->p_type == PT_PHDR)
--				app.base = (void *)(aux[AT_PHDR] - phdr->p_vaddr);
--			else if (phdr->p_type == PT_INTERP)
--				interp_off = (size_t)phdr->p_vaddr;
--			else if (phdr->p_type == PT_TLS) {
--				tls_image = phdr->p_vaddr;
--				app.tls_len = phdr->p_filesz;
--				app.tls_size = phdr->p_memsz;
--				app.tls_align = phdr->p_align;
--			}
--		}
--		if (DL_FDPIC) app.loadmap = app_loadmap;
--		if (app.tls_size) app.tls_image = laddr(&app, tls_image);
--		if (interp_off) ldso.name = laddr(&app, interp_off);
--		if ((aux[0] & (1UL<<AT_EXECFN))
--		    && strncmp((char *)aux[AT_EXECFN], "/proc/", 6))
--			app.name = (char *)aux[AT_EXECFN];
--		else
--			app.name = argv[0];
--		kernel_mapped_dso(&app);
--	} else {
--		int fd;
--		char *ldname = argv[0];
--		size_t l = strlen(ldname);
--		if (l >= 3 && !strcmp(ldname+l-3, "ldd")) ldd_mode = 1;
--		argv++;
--		while (argv[0] && argv[0][0]=='-' && argv[0][1]=='-') {
--			char *opt = argv[0]+2;
--			*argv++ = (void *)-1;
--			if (!*opt) {
--				break;
--			} else if (!memcmp(opt, "list", 5)) {
--				ldd_mode = 1;
--			} else if (!memcmp(opt, "library-path", 12)) {
--				if (opt[12]=='=') env_path = opt+13;
--				else if (opt[12]) *argv = 0;
--				else if (*argv) env_path = *argv++;
--			} else if (!memcmp(opt, "preload", 7)) {
--				if (opt[7]=='=') env_preload = opt+8;
--				else if (opt[7]) *argv = 0;
--				else if (*argv) env_preload = *argv++;
--			} else {
--				argv[0] = 0;
--			}
--		}
--		argv[-1] = (void *)(argc - (argv-argv_orig));
--		if (!argv[0]) {
--			dprintf(2, "musl libc\n"
--				"Version %s\n"
--				"Dynamic Program Loader\n"
--				"Usage: %s [options] [--] pathname%s\n",
--				__libc_get_version(), ldname,
--				ldd_mode ? "" : " [args]");
--			_exit(1);
--		}
--		fd = open(argv[0], O_RDONLY);
--		if (fd < 0) {
--			dprintf(2, "%s: cannot load %s: %s\n", ldname, argv[0], strerror(errno));
--			_exit(1);
--		}
--		runtime = 1;
--		Ehdr *ehdr = (void *)map_library(fd, &app);
--		if (!ehdr) {
--			dprintf(2, "%s: %s: Not a valid dynamic program\n", ldname, argv[0]);
--			_exit(1);
--		}
--		runtime = 0;
--		close(fd);
--		ldso.name = ldname;
--		app.name = argv[0];
--		aux[AT_ENTRY] = (size_t)laddr(&app, ehdr->e_entry);
--		/* Find the name that would have been used for the dynamic
--		 * linker had ldd not taken its place. */
--		if (ldd_mode) {
--			for (i=0; i<app.phnum; i++) {
--				if (app.phdr[i].p_type == PT_INTERP)
--					ldso.name = laddr(&app, app.phdr[i].p_vaddr);
--			}
--			dprintf(1, "\t%s (%p)\n", ldso.name, ldso.base);
--		}
--	}
--	if (app.tls_size) {
--		app.tls_id = tls_cnt = 1;
--#ifdef TLS_ABOVE_TP
--		app.tls_offset = 0;
--		tls_offset = app.tls_size
--			+ ( -((uintptr_t)app.tls_image + app.tls_size)
--			& (app.tls_align-1) );
--#else
--		tls_offset = app.tls_offset = app.tls_size
--			+ ( -((uintptr_t)app.tls_image + app.tls_size)
--			& (app.tls_align-1) );
--#endif
--		tls_align = MAXP2(tls_align, app.tls_align);
--	}
--	app.global = 1;
--	decode_dyn(&app);
--	if (DL_FDPIC) {
--		makefuncdescs(&app);
--		if (!app.loadmap) {
--			app.loadmap = (void *)&app_dummy_loadmap;
--			app.loadmap->nsegs = 1;
--			app.loadmap->segs[0].addr = (size_t)app.map;
--			app.loadmap->segs[0].p_vaddr = (size_t)app.map
--				- (size_t)app.base;
--			app.loadmap->segs[0].p_memsz = app.map_len;
--		}
--		argv[-3] = (void *)app.loadmap;
--	}
--
--	/* Attach to vdso, if provided by the kernel */
--	if (search_vec(auxv, &vdso_base, AT_SYSINFO_EHDR)) {
--		Ehdr *ehdr = (void *)vdso_base;
--		Phdr *phdr = vdso.phdr = (void *)(vdso_base + ehdr->e_phoff);
--		vdso.phnum = ehdr->e_phnum;
--		vdso.phentsize = ehdr->e_phentsize;
--		for (i=ehdr->e_phnum; i; i--, phdr=(void *)((char *)phdr + ehdr->e_phentsize)) {
--			if (phdr->p_type == PT_DYNAMIC)
--				vdso.dynv = (void *)(vdso_base + phdr->p_offset);
--			if (phdr->p_type == PT_LOAD)
--				vdso.base = (void *)(vdso_base - phdr->p_vaddr + phdr->p_offset);
--		}
--		vdso.name = "";
--		vdso.shortname = "linux-gate.so.1";
--		vdso.global = 1;
--		vdso.relocated = 1;
--		decode_dyn(&vdso);
--		vdso.prev = &ldso;
--		ldso.next = &vdso;
--	}
--
--	/* Initial dso chain consists only of the app. */
--	head = tail = &app;
--
--	/* Donate unused parts of app and library mapping to malloc */
--	reclaim_gaps(&app);
--	reclaim_gaps(&ldso);
--
--	/* Load preload/needed libraries, add their symbols to the global
--	 * namespace, and perform all remaining relocations. */
--	if (env_preload) load_preload(env_preload);
--	load_deps(&app);
--	make_global(&app);
--
--#ifndef DYNAMIC_IS_RO
--	for (i=0; app.dynv[i]; i+=2)
--		if (app.dynv[i]==DT_DEBUG)
--			app.dynv[i+1] = (size_t)&debug;
--#endif
--
--	/* The main program must be relocated LAST since it may contin
--	 * copy relocations which depend on libraries' relocations. */
--	reloc_all(app.next);
--	reloc_all(&app);
--
--	update_tls_size();
--	if (libc.tls_size > sizeof builtin_tls || tls_align > MIN_TLS_ALIGN) {
--		void *initial_tls = calloc(libc.tls_size, 1);
--		if (!initial_tls) {
--			dprintf(2, "%s: Error getting %zu bytes thread-local storage: %m\n",
--				argv[0], libc.tls_size);
--			_exit(127);
--		}
--		if (__init_tp(__copy_tls(initial_tls)) < 0) {
--			a_crash();
--		}
--	} else {
--		size_t tmp_tls_size = libc.tls_size;
--		pthread_t self = __pthread_self();
--		/* Temporarily set the tls size to the full size of
--		 * builtin_tls so that __copy_tls will use the same layout
--		 * as it did for before. Then check, just to be safe. */
--		libc.tls_size = sizeof builtin_tls;
--		if (__copy_tls((void*)builtin_tls) != self) a_crash();
--		libc.tls_size = tmp_tls_size;
--	}
--	static_tls_cnt = tls_cnt;
--
--	if (ldso_fail) _exit(127);
--	if (ldd_mode) _exit(0);
--
--	/* Switch to runtime mode: any further failures in the dynamic
--	 * linker are a reportable failure rather than a fatal startup
--	 * error. */
--	runtime = 1;
--
--	debug.ver = 1;
--	debug.bp = dl_debug_state;
--	debug.head = head;
--	debug.base = ldso.base;
--	debug.state = 0;
--	_dl_debug_state();
--
--	__init_libc(envp, argv[0]);
--	atexit(do_fini);
--	errno = 0;
--
--	CRTJMP((void *)aux[AT_ENTRY], argv-1);
--	for(;;);
--}
--
--void *dlopen(const char *file, int mode)
--{
--	struct dso *volatile p, *orig_tail, *next;
--	size_t orig_tls_cnt, orig_tls_offset, orig_tls_align;
--	size_t i;
--	int cs;
--	jmp_buf jb;
--
--	if (!file) return head;
--
--	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
--	pthread_rwlock_wrlock(&lock);
--	__inhibit_ptc();
--
--	p = 0;
--	orig_tls_cnt = tls_cnt;
--	orig_tls_offset = tls_offset;
--	orig_tls_align = tls_align;
--	orig_tail = tail;
--	noload = mode & RTLD_NOLOAD;
--
--	rtld_fail = &jb;
--	if (setjmp(*rtld_fail)) {
--		/* Clean up anything new that was (partially) loaded */
--		if (p && p->deps) for (i=0; p->deps[i]; i++)
--			if (p->deps[i]->global < 0)
--				p->deps[i]->global = 0;
--		for (p=orig_tail->next; p; p=next) {
--			next = p->next;
--			while (p->td_index) {
--				void *tmp = p->td_index->next;
--				free(p->td_index);
--				p->td_index = tmp;
--			}
--			free(p->funcdescs);
--			if (p->rpath != p->rpath_orig)
--				free(p->rpath);
--			free(p->deps);
--			unmap_library(p);
--			free(p);
--		}
--		tls_cnt = orig_tls_cnt;
--		tls_offset = orig_tls_offset;
--		tls_align = orig_tls_align;
--		tail = orig_tail;
--		tail->next = 0;
--		p = 0;
--		goto end;
--	} else p = load_library(file, head);
--
--	if (!p) {
--		error(noload ?
--			"Library %s is not already loaded" :
--			"Error loading shared library %s: %m",
--			file);
--		goto end;
--	}
--
--	/* First load handling */
--	if (!p->deps) {
--		load_deps(p);
--		if (p->deps) for (i=0; p->deps[i]; i++)
--			if (!p->deps[i]->global)
--				p->deps[i]->global = -1;
--		if (!p->global) p->global = -1;
--		reloc_all(p);
--		if (p->deps) for (i=0; p->deps[i]; i++)
--			if (p->deps[i]->global < 0)
--				p->deps[i]->global = 0;
--		if (p->global < 0) p->global = 0;
--	}
--
--	if (mode & RTLD_GLOBAL) {
--		if (p->deps) for (i=0; p->deps[i]; i++)
--			p->deps[i]->global = 1;
--		p->global = 1;
--	}
--
--	update_tls_size();
--	_dl_debug_state();
--	orig_tail = tail;
--end:
--	__release_ptc();
--	if (p) gencnt++;
--	pthread_rwlock_unlock(&lock);
--	if (p) do_init_fini(orig_tail);
--	pthread_setcancelstate(cs, 0);
--	return p;
--}
--
--static int invalid_dso_handle(void *h)
--{
--	struct dso *p;
--	for (p=head; p; p=p->next) if (h==p) return 0;
--	error("Invalid library handle %p", (void *)h);
--	return 1;
--}
--
--static void *addr2dso(size_t a)
--{
--	struct dso *p;
--	size_t i;
--	if (DL_FDPIC) for (p=head; p; p=p->next) {
--		i = count_syms(p);
--		if (a-(size_t)p->funcdescs < i*sizeof(*p->funcdescs))
--			return p;
--	}
--	for (p=head; p; p=p->next) {
--		if (DL_FDPIC && p->loadmap) {
--			for (i=0; i<p->loadmap->nsegs; i++) {
--				if (a-p->loadmap->segs[i].p_vaddr
--				    < p->loadmap->segs[i].p_memsz)
--					return p;
--			}
--		} else {
--			if (a-(size_t)p->map < p->map_len)
--				return p;
--		}
--	}
--	return 0;
--}
--
--void *__tls_get_addr(size_t *);
--
--static void *do_dlsym(struct dso *p, const char *s, void *ra)
--{
--	size_t i;
--	uint32_t h = 0, gh = 0, *ght;
--	Sym *sym;
--	if (p == head || p == RTLD_DEFAULT || p == RTLD_NEXT) {
--		if (p == RTLD_DEFAULT) {
--			p = head;
--		} else if (p == RTLD_NEXT) {
--			p = addr2dso((size_t)ra);
--			if (!p) p=head;
--			p = p->next;
--		}
--		struct symdef def = find_sym(p, s, 0);
--		if (!def.sym) goto failed;
--		if ((def.sym->st_info&0xf) == STT_TLS)
--			return __tls_get_addr((size_t []){def.dso->tls_id, def.sym->st_value});
--		if (DL_FDPIC && (def.sym->st_info&0xf) == STT_FUNC)
--			return def.dso->funcdescs + (def.sym - def.dso->syms);
--		return laddr(def.dso, def.sym->st_value);
--	}
--	if (invalid_dso_handle(p))
--		return 0;
--	if ((ght = p->ghashtab)) {
--		gh = gnu_hash(s);
--		sym = gnu_lookup(gh, ght, p, s);
--	} else {
--		h = sysv_hash(s);
--		sym = sysv_lookup(s, h, p);
--	}
--	if (sym && (sym->st_info&0xf) == STT_TLS)
--		return __tls_get_addr((size_t []){p->tls_id, sym->st_value});
--	if (DL_FDPIC && sym && sym->st_shndx && (sym->st_info&0xf) == STT_FUNC)
--		return p->funcdescs + (sym - p->syms);
--	if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES))
--		return laddr(p, sym->st_value);
--	if (p->deps) for (i=0; p->deps[i]; i++) {
--		if ((ght = p->deps[i]->ghashtab)) {
--			if (!gh) gh = gnu_hash(s);
--			sym = gnu_lookup(gh, ght, p->deps[i], s);
--		} else {
--			if (!h) h = sysv_hash(s);
--			sym = sysv_lookup(s, h, p->deps[i]);
--		}
--		if (sym && (sym->st_info&0xf) == STT_TLS)
--			return __tls_get_addr((size_t []){p->deps[i]->tls_id, sym->st_value});
--		if (DL_FDPIC && sym && sym->st_shndx && (sym->st_info&0xf) == STT_FUNC)
--			return p->deps[i]->funcdescs + (sym - p->deps[i]->syms);
--		if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES))
--			return laddr(p->deps[i], sym->st_value);
--	}
--failed:
--	error("Symbol not found: %s", s);
--	return 0;
--}
--
--int __dladdr(const void *addr, Dl_info *info)
--{
--	struct dso *p;
--	Sym *sym, *bestsym;
--	uint32_t nsym;
--	char *strings;
--	void *best = 0;
--
--	pthread_rwlock_rdlock(&lock);
--	p = addr2dso((size_t)addr);
--	pthread_rwlock_unlock(&lock);
--
--	if (!p) return 0;
--
--	sym = p->syms;
--	strings = p->strings;
--	nsym = count_syms(p);
--
--	if (DL_FDPIC) {
--		size_t idx = ((size_t)addr-(size_t)p->funcdescs)
--			/ sizeof(*p->funcdescs);
--		if (idx < nsym && (sym[idx].st_info&0xf) == STT_FUNC) {
--			best = p->funcdescs + idx;
--			bestsym = sym + idx;
--		}
--	}
--
--	if (!best) for (; nsym; nsym--, sym++) {
--		if (sym->st_value
--		 && (1<<(sym->st_info&0xf) & OK_TYPES)
--		 && (1<<(sym->st_info>>4) & OK_BINDS)) {
--			void *symaddr = laddr(p, sym->st_value);
--			if (symaddr > addr || symaddr < best)
--				continue;
--			best = symaddr;
--			bestsym = sym;
--			if (addr == symaddr)
--				break;
--		}
--	}
--
--	if (!best) return 0;
--
--	if (DL_FDPIC && (bestsym->st_info&0xf) == STT_FUNC)
--		best = p->funcdescs + (bestsym - p->syms);
--
--	info->dli_fname = p->name;
--	info->dli_fbase = p->base;
--	info->dli_sname = strings + bestsym->st_name;
--	info->dli_saddr = best;
--
--	return 1;
--}
--
--__attribute__((__visibility__("hidden")))
--void *__dlsym(void *restrict p, const char *restrict s, void *restrict ra)
--{
--	void *res;
--	pthread_rwlock_rdlock(&lock);
--	res = do_dlsym(p, s, ra);
--	pthread_rwlock_unlock(&lock);
--	return res;
--}
--
--int dl_iterate_phdr(int(*callback)(struct dl_phdr_info *info, size_t size, void *data), void *data)
--{
--	struct dso *current;
--	struct dl_phdr_info info;
--	int ret = 0;
--	for(current = head; current;) {
--		info.dlpi_addr      = (uintptr_t)current->base;
--		info.dlpi_name      = current->name;
--		info.dlpi_phdr      = current->phdr;
--		info.dlpi_phnum     = current->phnum;
--		info.dlpi_adds      = gencnt;
--		info.dlpi_subs      = 0;
--		info.dlpi_tls_modid = current->tls_id;
--		info.dlpi_tls_data  = current->tls_image;
--
--		ret = (callback)(&info, sizeof (info), data);
--
--		if (ret != 0) break;
--
--		pthread_rwlock_rdlock(&lock);
--		current = current->next;
--		pthread_rwlock_unlock(&lock);
--	}
--	return ret;
--}
--#else
--static int invalid_dso_handle(void *h)
--{
--	error("Invalid library handle %p", (void *)h);
--	return 1;
--}
--void *dlopen(const char *file, int mode)
--{
--	error("Dynamic loading not supported");
--	return 0;
--}
--void *__dlsym(void *restrict p, const char *restrict s, void *restrict ra)
--{
--	error("Symbol not found: %s", s);
--	return 0;
--}
--int __dladdr (const void *addr, Dl_info *info)
--{
--	return 0;
--}
--#endif
--
--int __dlinfo(void *dso, int req, void *res)
--{
--	if (invalid_dso_handle(dso)) return -1;
--	if (req != RTLD_DI_LINKMAP) {
--		error("Unsupported request %d", req);
--		return -1;
--	}
--	*(struct link_map **)res = dso;
--	return 0;
--}
--
--char *dlerror()
--{
--	pthread_t self = __pthread_self();
--	if (!self->dlerror_flag) return 0;
--	self->dlerror_flag = 0;
--	char *s = self->dlerror_buf;
--	if (s == (void *)-1)
--		return "Dynamic linker failed to allocate memory for error message";
--	else
--		return s;
--}
--
--int dlclose(void *p)
--{
--	return invalid_dso_handle(p);
--}
--
--void __dl_thread_cleanup(void)
--{
--	pthread_t self = __pthread_self();
--	if (self->dlerror_buf != (void *)-1)
--		free(self->dlerror_buf);
--}
--
--static void error(const char *fmt, ...)
--{
--	va_list ap;
--	va_start(ap, fmt);
--#ifdef SHARED
--	if (!runtime) {
--		vdprintf(2, fmt, ap);
--		dprintf(2, "\n");
--		ldso_fail = 1;
--		va_end(ap);
--		return;
--	}
--#endif
--	pthread_t self = __pthread_self();
--	if (self->dlerror_buf != (void *)-1)
--		free(self->dlerror_buf);
--	size_t len = vsnprintf(0, 0, fmt, ap);
--	va_end(ap);
--	char *buf = malloc(len+1);
--	if (buf) {
--		va_start(ap, fmt);
--		vsnprintf(buf, len+1, fmt, ap);
--		va_end(ap);
--	} else {
--		buf = (void *)-1;	
--	}
--	self->dlerror_buf = buf;
--	self->dlerror_flag = 1;
--}
---- a/src/ldso/tlsdesc.c
-+++ b/src/ldso/tlsdesc.c
-@@ -1,5 +1,3 @@
--#ifdef SHARED
--
- #include <stddef.h>
- #include "libc.h"
- 
-@@ -12,5 +10,3 @@ ptrdiff_t __tlsdesc_static()
- }
- 
- weak_alias(__tlsdesc_static, __tlsdesc_dynamic);
--
--#endif
---- a/src/legacy/utmpx.c
-+++ b/src/legacy/utmpx.c
-@@ -1,5 +1,6 @@
- #include <utmpx.h>
- #include <stddef.h>
-+#include <errno.h>
- #include "libc.h"
- 
- void endutxent(void)
-@@ -34,6 +35,12 @@ void updwtmpx(const char *f, const struc
- {
- }
- 
-+int __utmpxname(const char *f)
-+{
-+	errno = ENOTSUP;
-+	return -1;
-+}
-+
- weak_alias(endutxent, endutent);
- weak_alias(setutxent, setutent);
- weak_alias(getutxent, getutent);
-@@ -41,3 +48,5 @@ weak_alias(getutxid, getutid);
- weak_alias(getutxline, getutline);
- weak_alias(pututxline, pututline);
- weak_alias(updwtmpx, updwtmp);
-+weak_alias(__utmpxname, utmpname);
-+weak_alias(__utmpxname, utmpxname);
---- /dev/null
-+++ b/src/linux/x32/sysinfo.c
-@@ -0,0 +1,50 @@
-+#include <sys/sysinfo.h>
-+#include "syscall.h"
-+#include "libc.h"
-+
-+#define klong long long
-+#define kulong unsigned long long
-+
-+struct kernel_sysinfo {
-+	klong uptime;
-+	kulong loads[3];
-+	kulong totalram;
-+	kulong freeram;
-+	kulong sharedram;
-+	kulong bufferram;
-+	kulong totalswap;
-+	kulong freeswap;
-+	short procs;
-+	short pad;
-+	kulong totalhigh;
-+	kulong freehigh;
-+	unsigned mem_unit;
-+};
-+
-+int __lsysinfo(struct sysinfo *info)
-+{
-+	struct kernel_sysinfo tmp;
-+	int ret = syscall(SYS_sysinfo, &tmp);
-+	if(ret == -1) return ret;
-+	info->uptime = tmp.uptime;
-+	info->loads[0] = tmp.loads[0];
-+	info->loads[1] = tmp.loads[1];
-+	info->loads[2] = tmp.loads[2];
-+	kulong shifts;
-+	kulong max = tmp.totalram | tmp.totalswap;
-+	__asm__("bsr %1,%0" : "=r"(shifts) : "r"(max));
-+	shifts = shifts >= 32 ? shifts - 31 : 0;
-+	info->totalram = tmp.totalram >> shifts;
-+	info->freeram = tmp.freeram >> shifts;
-+	info->sharedram = tmp.sharedram >> shifts;
-+	info->bufferram = tmp.bufferram >> shifts;
-+	info->totalswap = tmp.totalswap >> shifts;
-+	info->freeswap = tmp.freeswap >> shifts;
-+	info->procs = tmp.procs ;
-+	info->totalhigh = tmp.totalhigh >> shifts;
-+	info->freehigh = tmp.freehigh >> shifts;
-+	info->mem_unit = (tmp.mem_unit ? tmp.mem_unit : 1) << shifts;
-+	return ret;
-+}
-+
-+weak_alias(__lsysinfo, sysinfo);
---- a/src/linux/x32/sysinfo.s
-+++ /dev/null
-@@ -1 +0,0 @@
--# see arch/x32/src/sysinfo.c
---- a/src/locale/langinfo.c
-+++ b/src/locale/langinfo.c
-@@ -37,23 +37,23 @@ char *__nl_langinfo_l(nl_item item, loca
- 	
- 	switch (cat) {
- 	case LC_NUMERIC:
--		if (idx > 1) return NULL;
-+		if (idx > 1) return "";
- 		str = c_numeric;
- 		break;
- 	case LC_TIME:
--		if (idx > 0x31) return NULL;
-+		if (idx > 0x31) return "";
- 		str = c_time;
- 		break;
- 	case LC_MONETARY:
--		if (idx > 0) return NULL;
-+		if (idx > 0) return "";
- 		str = "";
- 		break;
- 	case LC_MESSAGES:
--		if (idx > 3) return NULL;
-+		if (idx > 3) return "";
- 		str = c_messages;
- 		break;
- 	default:
--		return NULL;
-+		return "";
- 	}
- 
- 	for (; idx; idx--, str++) for (; *str; str++);
---- a/src/malloc/lite_malloc.c
-+++ b/src/malloc/lite_malloc.c
-@@ -8,7 +8,7 @@
- 
- void *__expand_heap(size_t *);
- 
--void *__simple_malloc(size_t n)
-+static void *__simple_malloc(size_t n)
- {
- 	static char *cur, *end;
- 	static volatile int lock[2];
---- a/src/math/__rem_pio2.c
-+++ b/src/math/__rem_pio2.c
-@@ -118,7 +118,7 @@ int __rem_pio2(double x, double *y)
- 	if (ix < 0x413921fb) {  /* |x| ~< 2^20*(pi/2), medium size */
- medium:
- 		/* rint(x/(pi/2)), Assume round-to-nearest. */
--		fn = x*invpio2 + toint - toint;
-+		fn = (double_t)x*invpio2 + toint - toint;
- 		n = (int32_t)fn;
- 		r = x - fn*pio2_1;
- 		w = fn*pio2_1t;  /* 1st round, good to 85 bits */
---- a/src/math/__rem_pio2f.c
-+++ b/src/math/__rem_pio2f.c
-@@ -51,7 +51,7 @@ int __rem_pio2f(float x, double *y)
- 	/* 25+53 bit pi is good enough for medium size */
- 	if (ix < 0x4dc90fdb) {  /* |x| ~< 2^28*(pi/2), medium size */
- 		/* Use a specialized rint() to get fn.  Assume round-to-nearest. */
--		fn = x*invpio2 + toint - toint;
-+		fn = (double_t)x*invpio2 + toint - toint;
- 		n  = (int32_t)fn;
- 		*y = x - fn*pio2_1 - fn*pio2_1t;
- 		return n;
---- /dev/null
-+++ b/src/math/arm/fabs.c
-@@ -0,0 +1,15 @@
-+#include <math.h>
-+
-+#if __ARM_PCS_VFP
-+
-+double fabs(double x)
-+{
-+	__asm__ ("vabs.f64 %P0, %P1" : "=w"(x) : "w"(x));
-+	return x;
-+}
-+
-+#else
-+
-+#include "../fabs.c"
-+
-+#endif
---- /dev/null
-+++ b/src/math/arm/fabsf.c
-@@ -0,0 +1,15 @@
-+#include <math.h>
-+
-+#if __ARM_PCS_VFP
-+
-+float fabsf(float x)
-+{
-+	__asm__ ("vabs.f32 %0, %1" : "=t"(x) : "t"(x));
-+	return x;
-+}
-+
-+#else
-+
-+#include "../fabsf.c"
-+
-+#endif
---- /dev/null
-+++ b/src/math/arm/sqrt.c
-@@ -0,0 +1,15 @@
-+#include <math.h>
-+
-+#if __VFP_FP__ && !__SOFTFP__
-+
-+double sqrt(double x)
-+{
-+	__asm__ ("vsqrt.f64 %P0, %P1" : "=w"(x) : "w"(x));
-+	return x;
-+}
-+
-+#else
-+
-+#include "../sqrt.c"
-+
-+#endif
---- /dev/null
-+++ b/src/math/arm/sqrtf.c
-@@ -0,0 +1,15 @@
-+#include <math.h>
-+
-+#if __VFP_FP__ && !__SOFTFP__
-+
-+float sqrtf(float x)
-+{
-+	__asm__ ("vsqrt.f32 %0, %1" : "=t"(x) : "t"(x));
-+	return x;
-+}
-+
-+#else
-+
-+#include "../sqrtf.c"
-+
-+#endif
---- a/src/math/armebhf/fabs.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armhf/fabs.s
---- a/src/math/armebhf/fabsf.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armhf/fabsf.s
---- a/src/math/armebhf/sqrt.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armhf/sqrt.s
---- a/src/math/armebhf/sqrtf.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armhf/sqrtf.s
---- a/src/math/armhf/fabs.s
-+++ /dev/null
-@@ -1,7 +0,0 @@
--.fpu vfp
--.text
--.global fabs
--.type   fabs,%function
--fabs:
--	vabs.f64 d0, d0
--	bx lr
---- a/src/math/armhf/fabs.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--fabs.s
---- a/src/math/armhf/fabsf.s
-+++ /dev/null
-@@ -1,7 +0,0 @@
--.fpu vfp
--.text
--.global fabsf
--.type   fabsf,%function
--fabsf:
--	vabs.f32 s0, s0
--	bx lr
---- a/src/math/armhf/fabsf.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--fabsf.s
---- a/src/math/armhf/sqrt.s
-+++ /dev/null
-@@ -1,7 +0,0 @@
--.fpu vfp
--.text
--.global sqrt
--.type   sqrt,%function
--sqrt:
--	vsqrt.f64 d0, d0
--	bx lr
---- a/src/math/armhf/sqrt.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--sqrt.s
---- a/src/math/armhf/sqrtf.s
-+++ /dev/null
-@@ -1,7 +0,0 @@
--.fpu vfp
--.text
--.global sqrtf
--.type   sqrtf,%function
--sqrtf:
--	vsqrt.f32 s0, s0
--	bx lr
---- a/src/math/armhf/sqrtf.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--sqrtf.s
---- a/src/math/hypot.c
-+++ b/src/math/hypot.c
-@@ -12,10 +12,10 @@ static void sq(double_t *hi, double_t *l
- {
- 	double_t xh, xl, xc;
- 
--	xc = x*SPLIT;
-+	xc = (double_t)x*SPLIT;
- 	xh = x - xc + xc;
- 	xl = x - xh;
--	*hi = x*x;
-+	*hi = (double_t)x*x;
- 	*lo = xh*xh - *hi + 2*xh*xl + xl*xl;
- }
- 
---- a/src/mman/mremap.c
-+++ b/src/mman/mremap.c
-@@ -1,17 +1,31 @@
-+#define _GNU_SOURCE
- #include <unistd.h>
- #include <sys/mman.h>
-+#include <errno.h>
-+#include <stdint.h>
- #include <stdarg.h>
- #include "syscall.h"
- #include "libc.h"
- 
-+static void dummy(void) { }
-+weak_alias(dummy, __vm_wait);
-+
- void *__mremap(void *old_addr, size_t old_len, size_t new_len, int flags, ...)
- {
- 	va_list ap;
--	void *new_addr;
--	
--	va_start(ap, flags);
--	new_addr = va_arg(ap, void *);
--	va_end(ap);
-+	void *new_addr = 0;
-+
-+	if (new_len >= PTRDIFF_MAX) {
-+		errno = ENOMEM;
-+		return MAP_FAILED;
-+	}
-+
-+	if (flags & MREMAP_FIXED) {
-+		__vm_wait();
-+		va_start(ap, flags);
-+		new_addr = va_arg(ap, void *);
-+		va_end(ap);
-+	}
- 
- 	return (void *)syscall(SYS_mremap, old_addr, old_len, new_len, flags, new_addr);
- }
---- a/src/network/getifaddrs.c
-+++ b/src/network/getifaddrs.c
-@@ -162,13 +162,26 @@ static int netlink_msg_to_ifaddr(void *p
- 		for (rta = NLMSG_RTA(h, sizeof(*ifa)); NLMSG_RTAOK(rta, h); rta = RTA_NEXT(rta)) {
- 			switch (rta->rta_type) {
- 			case IFA_ADDRESS:
--				copy_addr(&ifs->ifa.ifa_addr, ifa->ifa_family, &ifs->addr, RTA_DATA(rta), RTA_DATALEN(rta), ifa->ifa_index);
-+				/* If ifa_addr is already set we, received an IFA_LOCAL before
-+				 * so treat this as destination address */
-+				if (ifs->ifa.ifa_addr)
-+					copy_addr(&ifs->ifa.ifa_dstaddr, ifa->ifa_family, &ifs->ifu, RTA_DATA(rta), RTA_DATALEN(rta), ifa->ifa_index);
-+				else
-+					copy_addr(&ifs->ifa.ifa_addr, ifa->ifa_family, &ifs->addr, RTA_DATA(rta), RTA_DATALEN(rta), ifa->ifa_index);
- 				break;
- 			case IFA_BROADCAST:
--				/* For point-to-point links this is peer, but ifa_broadaddr
--				 * and ifa_dstaddr are union, so this works for both.  */
- 				copy_addr(&ifs->ifa.ifa_broadaddr, ifa->ifa_family, &ifs->ifu, RTA_DATA(rta), RTA_DATALEN(rta), ifa->ifa_index);
- 				break;
-+			case IFA_LOCAL:
-+				/* If ifa_addr is set and we get IFA_LOCAL, assume we have
-+				 * a point-to-point network. Move address to correct field. */
-+				if (ifs->ifa.ifa_addr) {
-+					ifs->ifu = ifs->addr;
-+					ifs->ifa.ifa_dstaddr = &ifs->ifu.sa;
-+					memset(&ifs->addr, 0, sizeof(ifs->addr));
-+				}
-+				copy_addr(&ifs->ifa.ifa_addr, ifa->ifa_family, &ifs->addr, RTA_DATA(rta), RTA_DATALEN(rta), ifa->ifa_index);
-+				break;
- 			case IFA_LABEL:
- 				if (RTA_DATALEN(rta) < sizeof(ifs->name)) {
- 					memcpy(ifs->name, RTA_DATA(rta), RTA_DATALEN(rta));
---- a/src/network/getnameinfo.c
-+++ b/src/network/getnameinfo.c
-@@ -135,13 +135,13 @@ int getnameinfo(const struct sockaddr *r
- 	switch (af) {
- 	case AF_INET:
- 		a = (void *)&((struct sockaddr_in *)sa)->sin_addr;
--		if (sl != sizeof(struct sockaddr_in)) return EAI_FAMILY;
-+		if (sl < sizeof(struct sockaddr_in)) return EAI_FAMILY;
- 		mkptr4(ptr, a);
- 		scopeid = 0;
- 		break;
- 	case AF_INET6:
- 		a = (void *)&((struct sockaddr_in6 *)sa)->sin6_addr;
--		if (sl != sizeof(struct sockaddr_in6)) return EAI_FAMILY;
-+		if (sl < sizeof(struct sockaddr_in6)) return EAI_FAMILY;
- 		if (memcmp(a, "\0\0\0\0\0\0\0\0\0\0\xff\xff", 12))
- 			mkptr6(ptr, a);
- 		else
---- a/src/network/if_nametoindex.c
-+++ b/src/network/if_nametoindex.c
-@@ -10,7 +10,7 @@ unsigned if_nametoindex(const char *name
- 	struct ifreq ifr;
- 	int fd, r;
- 
--	if ((fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0)) < 0) return -1;
-+	if ((fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0)) < 0) return 0;
- 	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
- 	r = ioctl(fd, SIOCGIFINDEX, &ifr);
- 	__syscall(SYS_close, fd);
---- a/src/network/lookup.h
-+++ b/src/network/lookup.h
-@@ -2,6 +2,7 @@
- #define LOOKUP_H
- 
- #include <stdint.h>
-+#include <stddef.h>
- 
- struct address {
- 	int family;
-@@ -15,6 +16,14 @@ struct service {
- 	unsigned char proto, socktype;
- };
- 
-+#define MAXNS 3
-+
-+struct resolvconf {
-+	struct address ns[MAXNS];
-+	unsigned nns, attempts, ndots;
-+	unsigned timeout;
-+};
-+
- /* The limit of 48 results is a non-sharp bound on the number of addresses
-  * that can fit in one 512-byte DNS packet full of v4 results and a second
-  * packet full of v6 results. Due to headers, the actual limit is lower. */
-@@ -25,4 +34,6 @@ int __lookup_serv(struct service buf[sta
- int __lookup_name(struct address buf[static MAXADDRS], char canon[static 256], const char *name, int family, int flags);
- int __lookup_ipliteral(struct address buf[static 1], const char *name, int family);
- 
-+int __get_resolv_conf(struct resolvconf *, char *, size_t);
-+
- #endif
---- a/src/network/lookup_name.c
-+++ b/src/network/lookup_name.c
-@@ -9,6 +9,7 @@
- #include <fcntl.h>
- #include <unistd.h>
- #include <pthread.h>
-+#include <errno.h>
- #include "lookup.h"
- #include "stdio_impl.h"
- #include "syscall.h"
-@@ -51,7 +52,14 @@ static int name_from_hosts(struct addres
- 	int cnt = 0;
- 	unsigned char _buf[1032];
- 	FILE _f, *f = __fopen_rb_ca("/etc/hosts", &_f, _buf, sizeof _buf);
--	if (!f) return 0;
-+	if (!f) switch (errno) {
-+	case ENOENT:
-+	case ENOTDIR:
-+	case EACCES:
-+		return 0;
-+	default:
-+		return EAI_SYSTEM;
-+	}
- 	while (fgets(line, sizeof line, f) && cnt < MAXADDRS) {
- 		char *p, *z;
- 
-@@ -85,7 +93,7 @@ struct dpc_ctx {
- int __dns_parse(const unsigned char *, int, int (*)(void *, int, const void *, int, const void *), void *);
- int __dn_expand(const unsigned char *, const unsigned char *, const unsigned char *, char *, int);
- int __res_mkquery(int, const char *, int, int, const unsigned char *, int, const unsigned char*, unsigned char *, int);
--int __res_msend(int, const unsigned char *const *, const int *, unsigned char *const *, int *, int);
-+int __res_msend_rc(int, const unsigned char *const *, const int *, unsigned char *const *, int *, int, const struct resolvconf *);
- 
- #define RR_A 1
- #define RR_CNAME 5
-@@ -117,7 +125,7 @@ static int dns_parse_callback(void *c, i
- 	return 0;
- }
- 
--static int name_from_dns(struct address buf[static MAXADDRS], char canon[static 256], const char *name, int family)
-+static int name_from_dns(struct address buf[static MAXADDRS], char canon[static 256], const char *name, int family, const struct resolvconf *conf)
- {
- 	unsigned char qbuf[2][280], abuf[2][512];
- 	const unsigned char *qp[2] = { qbuf[0], qbuf[1] };
-@@ -137,17 +145,59 @@ static int name_from_dns(struct address
- 		nq++;
- 	}
- 
--	if (__res_msend(nq, qp, qlens, ap, alens, sizeof *abuf) < 0) return EAI_SYSTEM;
-+	if (__res_msend_rc(nq, qp, qlens, ap, alens, sizeof *abuf, conf) < 0)
-+		return EAI_SYSTEM;
- 
- 	for (i=0; i<nq; i++)
- 		__dns_parse(abuf[i], alens[i], dns_parse_callback, &ctx);
- 
- 	if (ctx.cnt) return ctx.cnt;
- 	if (alens[0] < 4 || (abuf[0][3] & 15) == 2) return EAI_AGAIN;
--	if ((abuf[0][3] & 15) == 3) return EAI_NONAME;
-+	if ((abuf[0][3] & 15) == 0) return EAI_NONAME;
-+	if ((abuf[0][3] & 15) == 3) return 0;
- 	return EAI_FAIL;
- }
- 
-+static int name_from_dns_search(struct address buf[static MAXADDRS], char canon[static 256], const char *name, int family)
-+{
-+	char search[256];
-+	struct resolvconf conf;
-+	size_t l, dots;
-+	char *p, *z;
-+
-+	if (__get_resolv_conf(&conf, search, sizeof search) < 0) return -1;
-+
-+	/* Count dots, suppress search when >=ndots or name ends in
-+	 * a dot, which is an explicit request for global scope. */
-+	for (dots=l=0; name[l]; l++) if (name[l]=='.') dots++;
-+	if (dots >= conf.ndots || name[l-1]=='.') *search = 0;
-+
-+	/* This can never happen; the caller already checked length. */
-+	if (l >= 256) return EAI_NONAME;
-+
-+	/* Name with search domain appended is setup in canon[]. This both
-+	 * provides the desired default canonical name (if the requested
-+	 * name is not a CNAME record) and serves as a buffer for passing
-+	 * the full requested name to name_from_dns. */
-+	memcpy(canon, name, l);
-+	canon[l] = '.';
-+
-+	for (p=search; *p; p=z) {
-+		for (; isspace(*p); p++);
-+		for (z=p; *z && !isspace(*z); z++);
-+		if (z==p) break;
-+		if (z-p < 256 - l - 1) {
-+			memcpy(canon+l+1, p, z-p);
-+			canon[z-p+1+l] = 0;
-+			int cnt = name_from_dns(buf, canon, canon, family, &conf);
-+			if (cnt) return cnt;
-+		}
-+	}
-+
-+	canon[l] = 0;
-+	return name_from_dns(buf, canon, name, family, &conf);
-+}
-+
- static const struct policy {
- 	unsigned char addr[16];
- 	unsigned char len, mask;
-@@ -248,7 +298,7 @@ int __lookup_name(struct address buf[sta
- 	if (!cnt) cnt = name_from_numeric(buf, name, family);
- 	if (!cnt && !(flags & AI_NUMERICHOST)) {
- 		cnt = name_from_hosts(buf, canon, name, family);
--		if (!cnt) cnt = name_from_dns(buf, canon, name, family);
-+		if (!cnt) cnt = name_from_dns_search(buf, canon, name, family);
- 	}
- 	if (cnt<=0) return cnt ? cnt : EAI_NONAME;
- 
---- a/src/network/lookup_serv.c
-+++ b/src/network/lookup_serv.c
-@@ -4,6 +4,7 @@
- #include <ctype.h>
- #include <string.h>
- #include <fcntl.h>
-+#include <errno.h>
- #include "lookup.h"
- #include "stdio_impl.h"
- 
-@@ -69,7 +70,14 @@ int __lookup_serv(struct service buf[sta
- 
- 	unsigned char _buf[1032];
- 	FILE _f, *f = __fopen_rb_ca("/etc/services", &_f, _buf, sizeof _buf);
--	if (!f) return EAI_SERVICE;
-+	if (!f) switch (errno) {
-+	case ENOENT:
-+	case ENOTDIR:
-+	case EACCES:
-+		return EAI_SERVICE;
-+	default:
-+		return EAI_SYSTEM;
-+	}
- 
- 	while (fgets(line, sizeof line, f) && cnt < MAXSERVS) {
- 		if ((p=strchr(line, '#'))) *p++='\n', *p=0;
---- a/src/network/proto.c
-+++ b/src/network/proto.c
-@@ -9,21 +9,36 @@ static const unsigned char protos[] = {
- 	"\001icmp\0"
- 	"\002igmp\0"
- 	"\003ggp\0"
-+	"\004ipencap\0"
-+	"\005st\0"
- 	"\006tcp\0"
-+	"\008egp\0"
- 	"\014pup\0"
- 	"\021udp\0"
--	"\026idp\0"
-+	"\024hmp\0"
-+	"\026xns-idp\0"
-+	"\033rdp\0"
-+	"\035iso-tp4\0"
-+	"\044xtp\0"
-+	"\045ddp\0"
-+	"\046idpr-cmtp\0"
- 	"\051ipv6\0"
- 	"\053ipv6-route\0"
- 	"\054ipv6-frag\0"
-+	"\055idrp\0"
-+	"\056rsvp\0"
- 	"\057gre\0"
- 	"\062esp\0"
- 	"\063ah\0"
-+	"\071skip\0"
- 	"\072ipv6-icmp\0"
- 	"\073ipv6-nonxt\0"
- 	"\074ipv6-opts\0"
-+	"\111rspf\0"
-+	"\121vmtp\0"
- 	"\131ospf\0"
- 	"\136ipip\0"
-+	"\142encap\0"
- 	"\147pim\0"
- 	"\377raw"
- };
---- a/src/network/res_msend.c
-+++ b/src/network/res_msend.c
-@@ -27,18 +27,16 @@ static unsigned long mtime()
- 		+ ts.tv_nsec / 1000000;
- }
- 
--int __res_msend(int nqueries, const unsigned char *const *queries,
--	const int *qlens, unsigned char *const *answers, int *alens, int asize)
-+int __res_msend_rc(int nqueries, const unsigned char *const *queries,
-+	const int *qlens, unsigned char *const *answers, int *alens, int asize,
-+	const struct resolvconf *conf)
- {
- 	int fd;
--	FILE *f, _f;
--	unsigned char _buf[256];
--	char line[64], *s, *z;
--	int timeout = 5000, attempts = 2, retry_interval, servfail_retry;
-+	int timeout, attempts, retry_interval, servfail_retry;
- 	union {
- 		struct sockaddr_in sin;
- 		struct sockaddr_in6 sin6;
--	} sa = {0}, ns[3] = {{0}};
-+	} sa = {0}, ns[MAXNS] = {{0}};
- 	socklen_t sl = sizeof sa.sin;
- 	int nns = 0;
- 	int family = AF_INET;
-@@ -48,57 +46,27 @@ int __res_msend(int nqueries, const unsi
- 	int cs;
- 	struct pollfd pfd;
- 	unsigned long t0, t1, t2;
--	struct address iplit;
- 
- 	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
- 
--	/* Get nameservers from resolv.conf, fallback to localhost */
--	f = __fopen_rb_ca("/etc/resolv.conf", &_f, _buf, sizeof _buf);
--	if (f) for (nns=0; nns<3 && fgets(line, sizeof line, f); ) {
--		if (!strncmp(line, "options", 7) && isspace(line[7])) {
--			unsigned long x;
--			char *p, *z;
--			p = strstr(line, "timeout:");
--			if (p && isdigit(p[8])) {
--				p += 8;
--				x = strtoul(p, &z, 10);
--				if (z != p) timeout = x < 30 ? x*1000 : 30000;
--			}
--			p = strstr(line, "attempts:");
--			if (p && isdigit(p[9])) {
--				p += 9;
--				x = strtoul(p, &z, 10);
--				if (z != p) attempts = x < 10 ? x : 10;
--				if (!attempts) attempts = 1;
--			}
--		}
--		if (strncmp(line, "nameserver", 10) || !isspace(line[10]))
--			continue;
--		for (s=line+11; isspace(*s); s++);
--		for (z=s; *z && !isspace(*z); z++);
--		*z=0;
-+	timeout = 1000*conf->timeout;
-+	attempts = conf->attempts;
- 
--		if (__lookup_ipliteral(&iplit, s, AF_UNSPEC)>0) {
--			if (iplit.family == AF_INET) {
--				memcpy(&ns[nns].sin.sin_addr, iplit.addr, 4);
--				ns[nns].sin.sin_port = htons(53);
--				ns[nns++].sin.sin_family = AF_INET;
--			} else {
--				sl = sizeof sa.sin6;
--				memcpy(&ns[nns].sin6.sin6_addr, iplit.addr, 16);
--				ns[nns].sin6.sin6_port = htons(53);
--				ns[nns].sin6.sin6_scope_id = iplit.scopeid;
--				ns[nns++].sin6.sin6_family = family = AF_INET6;
--			}
-+	nns = conf->nns;
-+	for (nns=0; nns<conf->nns; nns++) {
-+		const struct address *iplit = &conf->ns[nns];
-+		if (iplit->family == AF_INET) {
-+			memcpy(&ns[nns].sin.sin_addr, iplit->addr, 4);
-+			ns[nns].sin.sin_port = htons(53);
-+			ns[nns].sin.sin_family = AF_INET;
-+		} else {
-+			sl = sizeof sa.sin6;
-+			memcpy(&ns[nns].sin6.sin6_addr, iplit->addr, 16);
-+			ns[nns].sin6.sin6_port = htons(53);
-+			ns[nns].sin6.sin6_scope_id = iplit->scopeid;
-+			ns[nns].sin6.sin6_family = family = AF_INET6;
- 		}
- 	}
--	if (f) __fclose_ca(f);
--	if (!nns) {
--		ns[0].sin.sin_family = AF_INET;
--		ns[0].sin.sin_port = htons(53);
--		ns[0].sin.sin_addr.s_addr = htonl(0x7f000001);
--		nns=1;
--	}
- 
- 	/* Get local address and open/bind a socket */
- 	sa.sin.sin_family = family;
-@@ -207,3 +175,11 @@ out:
- 
- 	return 0;
- }
-+
-+int __res_msend(int nqueries, const unsigned char *const *queries,
-+	const int *qlens, unsigned char *const *answers, int *alens, int asize)
-+{
-+	struct resolvconf conf;
-+	if (__get_resolv_conf(&conf, 0, 0) < 0) return -1;
-+	return __res_msend_rc(nqueries, queries, qlens, answers, alens, asize, &conf);
-+}
---- /dev/null
-+++ b/src/network/resolvconf.c
-@@ -0,0 +1,93 @@
-+#include "lookup.h"
-+#include "stdio_impl.h"
-+#include <ctype.h>
-+#include <errno.h>
-+#include <string.h>
-+#include <netinet/in.h>
-+
-+int __get_resolv_conf(struct resolvconf *conf, char *search, size_t search_sz)
-+{
-+	char line[256];
-+	unsigned char _buf[256];
-+	FILE *f, _f;
-+	int nns = 0;
-+
-+	conf->ndots = 1;
-+	conf->timeout = 5;
-+	conf->attempts = 2;
-+	if (search) *search = 0;
-+
-+	f = __fopen_rb_ca("/etc/resolv.conf", &_f, _buf, sizeof _buf);
-+	if (!f) switch (errno) {
-+	case ENOENT:
-+	case ENOTDIR:
-+	case EACCES:
-+		goto no_resolv_conf;
-+	default:
-+		return -1;
-+	}
-+
-+	while (fgets(line, sizeof line, f)) {
-+		char *p, *z;
-+		if (!strchr(line, '\n') && !feof(f)) {
-+			/* Ignore lines that get truncated rather than
-+			 * potentially misinterpreting them. */
-+			int c;
-+			do c = getc(f);
-+			while (c != '\n' && c != EOF);
-+			continue;
-+		}
-+		if (!strncmp(line, "options", 7) && isspace(line[7])) {
-+			p = strstr(line, "ndots:");
-+			if (p && isdigit(p[6])) {
-+				p += 6;
-+				unsigned long x = strtoul(p, &z, 10);
-+				if (z != p) conf->ndots = x > 15 ? 15 : x;
-+			}
-+			p = strstr(line, "attempts:");
-+			if (p && isdigit(p[6])) {
-+				p += 6;
-+				unsigned long x = strtoul(p, &z, 10);
-+				if (z != p) conf->attempts = x > 10 ? 10 : x;
-+			}
-+			p = strstr(line, "timeout:");
-+			if (p && (isdigit(p[8]) || p[8]=='.')) {
-+				p += 8;
-+				unsigned long x = strtoul(p, &z, 10);
-+				if (z != p) conf->timeout = x > 60 ? 60 : x;
-+			}
-+			continue;
-+		}
-+		if (!strncmp(line, "nameserver", 10) && isspace(line[10])) {
-+			if (nns >= MAXNS) continue;
-+			for (p=line+11; isspace(*p); p++);
-+			for (z=p; *z && !isspace(*z); z++);
-+			*z=0;
-+			if (__lookup_ipliteral(conf->ns+nns, p, AF_UNSPEC) > 0)
-+				nns++;
-+			continue;
-+		}
-+
-+		if (!search) continue;
-+		if ((strncmp(line, "domain", 6) && strncmp(line, "search", 6))
-+		    || !isspace(line[6]))
-+			continue;
-+		for (p=line+7; isspace(*p); p++);
-+		size_t l = strlen(p);
-+		/* This can never happen anyway with chosen buffer sizes. */
-+		if (l >= search_sz) continue;
-+		memcpy(search, p, l+1);
-+	}
-+
-+	__fclose_ca(f);
-+
-+no_resolv_conf:
-+	if (!nns) {
-+		__lookup_ipliteral(conf->ns, "127.0.0.1", AF_UNSPEC);
-+		nns = 1;
-+	}
-+
-+	conf->nns = nns;
-+
-+	return 0;
-+}
---- a/src/search/tsearch_avl.c
-+++ b/src/search/tsearch_avl.c
-@@ -77,38 +77,45 @@ static struct node *find(struct node *n,
- 		return find(n->right, k, cmp);
- }
- 
--static struct node *insert(struct node **n, const void *k,
--	int (*cmp)(const void *, const void *), int *new)
-+static struct node *insert(struct node *n, const void *k,
-+	int (*cmp)(const void *, const void *), struct node **found)
- {
--	struct node *r = *n;
-+	struct node *r;
- 	int c;
- 
--	if (!r) {
--		*n = r = malloc(sizeof **n);
--		if (r) {
--			r->key = k;
--			r->left = r->right = 0;
--			r->height = 1;
-+	if (!n) {
-+		n = malloc(sizeof *n);
-+		if (n) {
-+			n->key = k;
-+			n->left = n->right = 0;
-+			n->height = 1;
- 		}
--		*new = 1;
--		return r;
-+		*found = n;
-+		return n;
-+	}
-+	c = cmp(k, n->key);
-+	if (c == 0) {
-+		*found = n;
-+		return 0;
-+	}
-+	r = insert(c < 0 ? n->left : n->right, k, cmp, found);
-+	if (r) {
-+		if (c < 0)
-+			n->left = r;
-+		else
-+			n->right = r;
-+		r = balance(n);
- 	}
--	c = cmp(k, r->key);
--	if (c == 0)
--		return r;
--	if (c < 0)
--		r = insert(&r->left, k, cmp, new);
--	else
--		r = insert(&r->right, k, cmp, new);
--	if (*new)
--		*n = balance(*n);
- 	return r;
- }
- 
--static struct node *movr(struct node *n, struct node *r) {
--	if (!n)
--		return r;
--	n->right = movr(n->right, r);
-+static struct node *remove_rightmost(struct node *n, struct node **rightmost)
-+{
-+	if (!n->right) {
-+		*rightmost = n;
-+		return n->left;
-+	}
-+	n->right = remove_rightmost(n->right, rightmost);
- 	return balance(n);
- }
- 
-@@ -122,7 +129,13 @@ static struct node *remove(struct node *
- 	c = cmp(k, (*n)->key);
- 	if (c == 0) {
- 		struct node *r = *n;
--		*n = movr(r->left, r->right);
-+		if (r->left) {
-+			r->left = remove_rightmost(r->left, n);
-+			(*n)->left = r->left;
-+			(*n)->right = r->right;
-+			*n = balance(*n);
-+		} else
-+			*n = r->right;
- 		free(r);
- 		return parent;
- 	}
-@@ -138,6 +151,8 @@ static struct node *remove(struct node *
- void *tdelete(const void *restrict key, void **restrict rootp,
- 	int(*compar)(const void *, const void *))
- {
-+	if (!rootp)
-+		return 0;
- 	struct node *n = *rootp;
- 	struct node *ret;
- 	/* last argument is arbitrary non-null pointer
-@@ -150,17 +165,21 @@ void *tdelete(const void *restrict key,
- void *tfind(const void *key, void *const *rootp,
- 	int(*compar)(const void *, const void *))
- {
-+	if (!rootp)
-+		return 0;
- 	return find(*rootp, key, compar);
- }
- 
- void *tsearch(const void *key, void **rootp,
- 	int (*compar)(const void *, const void *))
- {
--	int new = 0;
--	struct node *n = *rootp;
-+	struct node *update;
- 	struct node *ret;
--	ret = insert(&n, key, compar, &new);
--	*rootp = n;
-+	if (!rootp)
-+		return 0;
-+	update = insert(*rootp, key, compar, &ret);
-+	if (update)
-+		*rootp = update;
- 	return ret;
- }
- 
---- a/src/setjmp/arm/longjmp.s
-+++ b/src/setjmp/arm/longjmp.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .global _longjmp
- .global longjmp
- .type _longjmp,%function
-@@ -20,7 +21,11 @@ longjmp:
- 	ldc p2, cr4, [ip], #48
- 2:	tst r1,#0x40
- 	beq 2f
--	.word 0xecbc8b10 /* vldmia ip!, {d8-d15} */
-+	.fpu vfp
-+	vldmia ip!, {d8-d15}
-+	.fpu softvfp
-+	.eabi_attribute 10, 0
-+	.eabi_attribute 27, 0
- 2:	tst r1,#0x200
- 	beq 3f
- 	ldcl p1, cr10, [ip], #8
-@@ -29,9 +34,7 @@ longjmp:
- 	ldcl p1, cr13, [ip], #8
- 	ldcl p1, cr14, [ip], #8
- 	ldcl p1, cr15, [ip], #8
--3:	tst lr,#1
--	moveq pc,lr
--	bx lr
-+3:	bx lr
- 
- .hidden __hwcap
- 1:	.word __hwcap-1b
---- a/src/setjmp/arm/setjmp.s
-+++ b/src/setjmp/arm/setjmp.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .global __setjmp
- .global _setjmp
- .global setjmp
-@@ -22,7 +23,11 @@ setjmp:
- 	stc p2, cr4, [ip], #48
- 2:	tst r1,#0x40
- 	beq 2f
--	.word 0xecac8b10 /* vstmia ip!, {d8-d15} */
-+	.fpu vfp
-+	vstmia ip!, {d8-d15}
-+	.fpu softvfp
-+	.eabi_attribute 10, 0
-+	.eabi_attribute 27, 0
- 2:	tst r1,#0x200
- 	beq 3f
- 	stcl p1, cr10, [ip], #8
-@@ -31,9 +36,7 @@ setjmp:
- 	stcl p1, cr13, [ip], #8
- 	stcl p1, cr14, [ip], #8
- 	stcl p1, cr15, [ip], #8
--3:	tst lr,#1
--	moveq pc,lr
--	bx lr
-+3:	bx lr
- 
- .hidden __hwcap
- 1:	.word __hwcap-1b
---- a/src/setjmp/mips-sf/longjmp.s
-+++ /dev/null
-@@ -1,25 +0,0 @@
--.set noreorder
--
--.global _longjmp
--.global longjmp
--.type   _longjmp,@function
--.type   longjmp,@function
--_longjmp:
--longjmp:
--	move    $2, $5
--	bne     $2, $0, 1f
--	nop
--	addu    $2, $2, 1
--1:	lw      $ra,  0($4)
--	lw      $sp,  4($4)
--	lw      $16,  8($4)
--	lw      $17, 12($4)
--	lw      $18, 16($4)
--	lw      $19, 20($4)
--	lw      $20, 24($4)
--	lw      $21, 28($4)
--	lw      $22, 32($4)
--	lw      $23, 36($4)
--	lw      $30, 40($4)
--	jr      $ra
--	lw      $28, 44($4)
---- a/src/setjmp/mips-sf/longjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--longjmp.s
---- a/src/setjmp/mips-sf/setjmp.s
-+++ /dev/null
-@@ -1,25 +0,0 @@
--.set noreorder
--
--.global __setjmp
--.global _setjmp
--.global setjmp
--.type   __setjmp,@function
--.type   _setjmp,@function
--.type   setjmp,@function
--__setjmp:
--_setjmp:
--setjmp:
--	sw      $ra,  0($4)
--	sw      $sp,  4($4)
--	sw      $16,  8($4)
--	sw      $17, 12($4)
--	sw      $18, 16($4)
--	sw      $19, 20($4)
--	sw      $20, 24($4)
--	sw      $21, 28($4)
--	sw      $22, 32($4)
--	sw      $23, 36($4)
--	sw      $30, 40($4)
--	sw      $28, 44($4)
--	jr      $ra
--	li      $2, 0
---- a/src/setjmp/mips-sf/setjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--setjmp.s
---- /dev/null
-+++ b/src/setjmp/mips/longjmp.S
-@@ -0,0 +1,40 @@
-+.set noreorder
-+
-+.global _longjmp
-+.global longjmp
-+.type   _longjmp,@function
-+.type   longjmp,@function
-+_longjmp:
-+longjmp:
-+	move    $2, $5
-+	bne     $2, $0, 1f
-+	nop
-+	addu    $2, $2, 1
-+1:
-+#ifndef __mips_soft_float
-+	lwc1    $20, 56($4)
-+	lwc1    $21, 60($4)
-+	lwc1    $22, 64($4)
-+	lwc1    $23, 68($4)
-+	lwc1    $24, 72($4)
-+	lwc1    $25, 76($4)
-+	lwc1    $26, 80($4)
-+	lwc1    $27, 84($4)
-+	lwc1    $28, 88($4)
-+	lwc1    $29, 92($4)
-+	lwc1    $30, 96($4)
-+	lwc1    $31, 100($4)
-+#endif
-+	lw      $ra,  0($4)
-+	lw      $sp,  4($4)
-+	lw      $16,  8($4)
-+	lw      $17, 12($4)
-+	lw      $18, 16($4)
-+	lw      $19, 20($4)
-+	lw      $20, 24($4)
-+	lw      $21, 28($4)
-+	lw      $22, 32($4)
-+	lw      $23, 36($4)
-+	lw      $30, 40($4)
-+	jr      $ra
-+	lw      $28, 44($4)
---- a/src/setjmp/mips/longjmp.s
-+++ /dev/null
-@@ -1,37 +0,0 @@
--.set noreorder
--
--.global _longjmp
--.global longjmp
--.type   _longjmp,@function
--.type   longjmp,@function
--_longjmp:
--longjmp:
--	move    $2, $5
--	bne     $2, $0, 1f
--	nop
--	addu    $2, $2, 1
--1:	lwc1    $20, 56($4)
--	lwc1    $21, 60($4)
--	lwc1    $22, 64($4)
--	lwc1    $23, 68($4)
--	lwc1    $24, 72($4)
--	lwc1    $25, 76($4)
--	lwc1    $26, 80($4)
--	lwc1    $27, 84($4)
--	lwc1    $28, 88($4)
--	lwc1    $29, 92($4)
--	lwc1    $30, 96($4)
--	lwc1    $31, 100($4)
--	lw      $ra,  0($4)
--	lw      $sp,  4($4)
--	lw      $16,  8($4)
--	lw      $17, 12($4)
--	lw      $18, 16($4)
--	lw      $19, 20($4)
--	lw      $20, 24($4)
--	lw      $21, 28($4)
--	lw      $22, 32($4)
--	lw      $23, 36($4)
--	lw      $30, 40($4)
--	jr      $ra
--	lw      $28, 44($4)
---- /dev/null
-+++ b/src/setjmp/mips/setjmp.S
-@@ -0,0 +1,39 @@
-+.set noreorder
-+
-+.global __setjmp
-+.global _setjmp
-+.global setjmp
-+.type   __setjmp,@function
-+.type   _setjmp,@function
-+.type   setjmp,@function
-+__setjmp:
-+_setjmp:
-+setjmp:
-+	sw      $ra,  0($4)
-+	sw      $sp,  4($4)
-+	sw      $16,  8($4)
-+	sw      $17, 12($4)
-+	sw      $18, 16($4)
-+	sw      $19, 20($4)
-+	sw      $20, 24($4)
-+	sw      $21, 28($4)
-+	sw      $22, 32($4)
-+	sw      $23, 36($4)
-+	sw      $30, 40($4)
-+	sw      $28, 44($4)
-+#ifndef __mips_soft_float
-+	swc1    $20, 56($4)
-+	swc1    $21, 60($4)
-+	swc1    $22, 64($4)
-+	swc1    $23, 68($4)
-+	swc1    $24, 72($4)
-+	swc1    $25, 76($4)
-+	swc1    $26, 80($4)
-+	swc1    $27, 84($4)
-+	swc1    $28, 88($4)
-+	swc1    $29, 92($4)
-+	swc1    $30, 96($4)
-+	swc1    $31, 100($4)
-+#endif
-+	jr      $ra
-+	li      $2, 0
---- a/src/setjmp/mips/setjmp.s
-+++ /dev/null
-@@ -1,37 +0,0 @@
--.set noreorder
--
--.global __setjmp
--.global _setjmp
--.global setjmp
--.type   __setjmp,@function
--.type   _setjmp,@function
--.type   setjmp,@function
--__setjmp:
--_setjmp:
--setjmp:
--	sw      $ra,  0($4)
--	sw      $sp,  4($4)
--	sw      $16,  8($4)
--	sw      $17, 12($4)
--	sw      $18, 16($4)
--	sw      $19, 20($4)
--	sw      $20, 24($4)
--	sw      $21, 28($4)
--	sw      $22, 32($4)
--	sw      $23, 36($4)
--	sw      $30, 40($4)
--	sw      $28, 44($4)
--	swc1    $20, 56($4)
--	swc1    $21, 60($4)
--	swc1    $22, 64($4)
--	swc1    $23, 68($4)
--	swc1    $24, 72($4)
--	swc1    $25, 76($4)
--	swc1    $26, 80($4)
--	swc1    $27, 84($4)
--	swc1    $28, 88($4)
--	swc1    $29, 92($4)
--	swc1    $30, 96($4)
--	swc1    $31, 100($4)
--	jr      $ra
--	li      $2, 0
---- a/src/setjmp/mipsel-sf/longjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../mips-sf/longjmp.s
---- a/src/setjmp/mipsel-sf/setjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../mips-sf/setjmp.s
---- a/src/setjmp/sh-nofpu/longjmp.s
-+++ /dev/null
-@@ -1,22 +0,0 @@
--.global _longjmp
--.global longjmp
--.type   _longjmp, @function
--.type   longjmp,  @function
--_longjmp:
--longjmp:
--	mov.l  @r4+, r8
--	mov.l  @r4+, r9
--	mov.l  @r4+, r10
--	mov.l  @r4+, r11
--	mov.l  @r4+, r12
--	mov.l  @r4+, r13
--	mov.l  @r4+, r14
--	mov.l  @r4+, r15
--	lds.l  @r4+, pr
--
--	tst  r5, r5
--	movt r0
--	add  r5, r0
--
--	rts
--	 nop
---- a/src/setjmp/sh-nofpu/longjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--longjmp.s
---- a/src/setjmp/sh-nofpu/setjmp.s
-+++ /dev/null
-@@ -1,24 +0,0 @@
--.global ___setjmp
--.hidden ___setjmp
--.global __setjmp
--.global _setjmp
--.global setjmp
--.type   __setjmp, @function
--.type   _setjmp,  @function
--.type   setjmp,   @function
--___setjmp:
--__setjmp:
--_setjmp:
--setjmp:
--	add   #36, r4
--	sts.l  pr,   @-r4
--	mov.l  r15   @-r4
--	mov.l  r14,  @-r4
--	mov.l  r13,  @-r4
--	mov.l  r12,  @-r4
--	mov.l  r11,  @-r4
--	mov.l  r10,  @-r4
--	mov.l  r9,   @-r4
--	mov.l  r8,   @-r4
--	rts
--	 mov  #0, r0
---- a/src/setjmp/sh-nofpu/setjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--setjmp.s
---- /dev/null
-+++ b/src/setjmp/sh/longjmp.S
-@@ -0,0 +1,28 @@
-+.global _longjmp
-+.global longjmp
-+.type   _longjmp, @function
-+.type   longjmp,  @function
-+_longjmp:
-+longjmp:
-+	mov.l  @r4+, r8
-+	mov.l  @r4+, r9
-+	mov.l  @r4+, r10
-+	mov.l  @r4+, r11
-+	mov.l  @r4+, r12
-+	mov.l  @r4+, r13
-+	mov.l  @r4+, r14
-+	mov.l  @r4+, r15
-+	lds.l  @r4+, pr
-+#if __SH_FPU_ANY__ || __SH4__
-+	fmov.s @r4+, fr12
-+	fmov.s @r4+, fr13
-+	fmov.s @r4+, fr14
-+	fmov.s @r4+, fr15
-+#endif
-+
-+	tst  r5, r5
-+	movt r0
-+	add  r5, r0
-+
-+	rts
-+	 nop
---- a/src/setjmp/sh/longjmp.s
-+++ /dev/null
-@@ -1,26 +0,0 @@
--.global _longjmp
--.global longjmp
--.type   _longjmp, @function
--.type   longjmp,  @function
--_longjmp:
--longjmp:
--	mov.l  @r4+, r8
--	mov.l  @r4+, r9
--	mov.l  @r4+, r10
--	mov.l  @r4+, r11
--	mov.l  @r4+, r12
--	mov.l  @r4+, r13
--	mov.l  @r4+, r14
--	mov.l  @r4+, r15
--	lds.l  @r4+, pr
--	fmov.s @r4+, fr12
--	fmov.s @r4+, fr13
--	fmov.s @r4+, fr14
--	fmov.s @r4+, fr15
--
--	tst  r5, r5
--	movt r0
--	add  r5, r0
--
--	rts
--	 nop
---- /dev/null
-+++ b/src/setjmp/sh/setjmp.S
-@@ -0,0 +1,32 @@
-+.global ___setjmp
-+.hidden ___setjmp
-+.global __setjmp
-+.global _setjmp
-+.global setjmp
-+.type   __setjmp, @function
-+.type   _setjmp,  @function
-+.type   setjmp,   @function
-+___setjmp:
-+__setjmp:
-+_setjmp:
-+setjmp:
-+#if __SH_FPU_ANY__ || __SH4__
-+	add   #52, r4
-+	fmov.s fr15, @-r4
-+	fmov.s fr14, @-r4
-+	fmov.s fr13, @-r4
-+	fmov.s fr12, @-r4
-+#else
-+	add   #36, r4
-+#endif
-+	sts.l  pr,   @-r4
-+	mov.l  r15,  @-r4
-+	mov.l  r14,  @-r4
-+	mov.l  r13,  @-r4
-+	mov.l  r12,  @-r4
-+	mov.l  r11,  @-r4
-+	mov.l  r10,  @-r4
-+	mov.l  r9,   @-r4
-+	mov.l  r8,   @-r4
-+	rts
-+	 mov  #0, r0
---- a/src/setjmp/sh/setjmp.s
-+++ /dev/null
-@@ -1,28 +0,0 @@
--.global ___setjmp
--.hidden ___setjmp
--.global __setjmp
--.global _setjmp
--.global setjmp
--.type   __setjmp, @function
--.type   _setjmp,  @function
--.type   setjmp,   @function
--___setjmp:
--__setjmp:
--_setjmp:
--setjmp:
--	add   #52, r4
--	fmov.s fr15, @-r4
--	fmov.s fr14, @-r4
--	fmov.s fr13, @-r4
--	fmov.s fr12, @-r4
--	sts.l  pr,   @-r4
--	mov.l  r15,  @-r4
--	mov.l  r14,  @-r4
--	mov.l  r13,  @-r4
--	mov.l  r12,  @-r4
--	mov.l  r11,  @-r4
--	mov.l  r10,  @-r4
--	mov.l  r9,   @-r4
--	mov.l  r8,   @-r4
--	rts
--	 mov  #0, r0
---- a/src/setjmp/sheb-nofpu/longjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../sh-nofpu/longjmp.s
---- a/src/setjmp/sheb-nofpu/setjmp.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../sh-nofpu/setjmp.s
---- a/src/signal/arm/restore.s
-+++ b/src/signal/arm/restore.s
-@@ -1,3 +1,5 @@
-+.syntax unified
-+
- .global __restore
- .type __restore,%function
- __restore:
---- a/src/signal/arm/sigsetjmp.s
-+++ b/src/signal/arm/sigsetjmp.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .global sigsetjmp
- .global __sigsetjmp
- .type sigsetjmp,%function
---- a/src/signal/sigaction.c
-+++ b/src/signal/sigaction.c
-@@ -17,10 +17,6 @@ void __get_handler_set(sigset_t *set)
- int __libc_sigaction(int sig, const struct sigaction *restrict sa, struct sigaction *restrict old)
- {
- 	struct k_sigaction ksa, ksa_old;
--	if (sig >= (unsigned)_NSIG) {
--		errno = EINVAL;
--		return -1;
--	}
- 	if (sa) {
- 		if ((uintptr_t)sa->sa_handler > 1UL) {
- 			a_or_l(handler_set+(sig-1)/(8*sizeof(long)),
-@@ -57,7 +53,7 @@ int __libc_sigaction(int sig, const stru
- 
- int __sigaction(int sig, const struct sigaction *restrict sa, struct sigaction *restrict old)
- {
--	if (sig-32U < 3) {
-+	if (sig-32U < 3 || sig-1U >= _NSIG-1) {
- 		errno = EINVAL;
- 		return -1;
- 	}
---- a/src/signal/sigsetjmp_tail.c
-+++ b/src/signal/sigsetjmp_tail.c
-@@ -2,9 +2,7 @@
- #include <signal.h>
- #include "syscall.h"
- 
--#ifdef SHARED
- __attribute__((__visibility__("hidden")))
--#endif
- int __sigsetjmp_tail(sigjmp_buf jb, int ret)
- {
- 	void *p = jb->__ss;
---- a/src/stdio/getdelim.c
-+++ b/src/stdio/getdelim.c
-@@ -27,17 +27,18 @@ ssize_t getdelim(char **restrict s, size
- 	for (;;) {
- 		z = memchr(f->rpos, delim, f->rend - f->rpos);
- 		k = z ? z - f->rpos + 1 : f->rend - f->rpos;
--		if (i+k >= *n) {
-+		if (i+k+1 >= *n) {
- 			if (k >= SIZE_MAX/2-i) goto oom;
--			*n = i+k+2;
--			if (*n < SIZE_MAX/4) *n *= 2;
--			tmp = realloc(*s, *n);
-+			size_t m = i+k+2;
-+			if (!z && m < SIZE_MAX/4) m += m/2;
-+			tmp = realloc(*s, m);
- 			if (!tmp) {
--				*n = i+k+2;
--				tmp = realloc(*s, *n);
-+				m = i+k+2;
-+				tmp = realloc(*s, m);
- 				if (!tmp) goto oom;
- 			}
- 			*s = tmp;
-+			*n = m;
- 		}
- 		memcpy(*s+i, f->rpos, k);
- 		f->rpos += k;
---- /dev/null
-+++ b/src/string/arm/__aeabi_memclr.c
-@@ -0,0 +1,9 @@
-+#include <string.h>
-+#include "libc.h"
-+
-+void __aeabi_memclr(void *dest, size_t n)
-+{
-+	memset(dest, 0, n);
-+}
-+weak_alias(__aeabi_memclr, __aeabi_memclr4);
-+weak_alias(__aeabi_memclr, __aeabi_memclr8);
---- /dev/null
-+++ b/src/string/arm/__aeabi_memcpy.c
-@@ -0,0 +1,9 @@
-+#include <string.h>
-+#include "libc.h"
-+
-+void __aeabi_memcpy(void *restrict dest, const void *restrict src, size_t n)
-+{
-+	memcpy(dest, src, n);
-+}
-+weak_alias(__aeabi_memcpy, __aeabi_memcpy4);
-+weak_alias(__aeabi_memcpy, __aeabi_memcpy8);
---- /dev/null
-+++ b/src/string/arm/__aeabi_memmove.c
-@@ -0,0 +1,9 @@
-+#include <string.h>
-+#include "libc.h"
-+
-+void __aeabi_memmove(void *dest, const void *src, size_t n)
-+{
-+	memmove(dest, src, n);
-+}
-+weak_alias(__aeabi_memmove, __aeabi_memmove4);
-+weak_alias(__aeabi_memmove, __aeabi_memmove8);
---- /dev/null
-+++ b/src/string/arm/__aeabi_memset.c
-@@ -0,0 +1,9 @@
-+#include <string.h>
-+#include "libc.h"
-+
-+void __aeabi_memset(void *dest, size_t n, int c)
-+{
-+	memset(dest, c, n);
-+}
-+weak_alias(__aeabi_memset, __aeabi_memset4);
-+weak_alias(__aeabi_memset, __aeabi_memset8);
---- /dev/null
-+++ b/src/string/arm/memcpy.c
-@@ -0,0 +1,3 @@
-+#if __ARMEB__
-+#include "../memcpy.c"
-+#endif
---- /dev/null
-+++ b/src/string/arm/memcpy_le.S
-@@ -0,0 +1,383 @@
-+#ifndef __ARMEB__
-+
-+/*
-+ * Copyright (C) 2008 The Android Open Source Project
-+ * All rights reserved.
-+ *
-+ * Redistribution and use in source and binary forms, with or without
-+ * modification, are permitted provided that the following conditions
-+ * are met:
-+ *  * Redistributions of source code must retain the above copyright
-+ *    notice, this list of conditions and the following disclaimer.
-+ *  * Redistributions in binary form must reproduce the above copyright
-+ *    notice, this list of conditions and the following disclaimer in
-+ *    the documentation and/or other materials provided with the
-+ *    distribution.
-+ *
-+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
-+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
-+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
-+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
-+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
-+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-+ * SUCH DAMAGE.
-+ */
-+
-+
-+/*
-+ * Optimized memcpy() for ARM.
-+ *
-+ * note that memcpy() always returns the destination pointer,
-+ * so we have to preserve R0.
-+  */
-+
-+/*
-+ * This file has been modified from the original for use in musl libc.
-+ * The main changes are: addition of .type memcpy,%function to make the
-+ * code safely callable from thumb mode, adjusting the return
-+ * instructions to be compatible with pre-thumb ARM cpus, and removal
-+ * of prefetch code that is not compatible with older cpus.
-+ */
-+
-+.syntax unified
-+
-+.global memcpy
-+.type memcpy,%function
-+memcpy:
-+	/* The stack must always be 64-bits aligned to be compliant with the
-+	 * ARM ABI. Since we have to save R0, we might as well save R4
-+	 * which we can use for better pipelining of the reads below
-+	 */
-+	.fnstart
-+	.save       {r0, r4, lr}
-+	stmfd       sp!, {r0, r4, lr}
-+	/* Making room for r5-r11 which will be spilled later */
-+	.pad        #28
-+	sub         sp, sp, #28
-+
-+	/* it simplifies things to take care of len<4 early */
-+	cmp     r2, #4
-+	blo     copy_last_3_and_return
-+
-+	/* compute the offset to align the source
-+	 * offset = (4-(src&3))&3 = -src & 3
-+	 */
-+	rsb     r3, r1, #0
-+	ands    r3, r3, #3
-+	beq     src_aligned
-+
-+	/* align source to 32 bits. We need to insert 2 instructions between
-+	 * a ldr[b|h] and str[b|h] because byte and half-word instructions
-+	 * stall 2 cycles.
-+	 */
-+	movs    r12, r3, lsl #31
-+	sub     r2, r2, r3              /* we know that r3 <= r2 because r2 >= 4 */
-+	ldrbmi r3, [r1], #1
-+	ldrbcs r4, [r1], #1
-+	ldrbcs r12,[r1], #1
-+	strbmi r3, [r0], #1
-+	strbcs r4, [r0], #1
-+	strbcs r12,[r0], #1
-+
-+src_aligned:
-+
-+	/* see if src and dst are aligned together (congruent) */
-+	eor     r12, r0, r1
-+	tst     r12, #3
-+	bne     non_congruent
-+
-+	/* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-+	 * frame. Don't update sp.
-+	 */
-+	stmea   sp, {r5-r11}
-+
-+	/* align the destination to a cache-line */
-+	rsb     r3, r0, #0
-+	ands    r3, r3, #0x1C
-+	beq     congruent_aligned32
-+	cmp     r3, r2
-+	andhi   r3, r2, #0x1C
-+
-+	/* conditionnaly copies 0 to 7 words (length in r3) */
-+	movs    r12, r3, lsl #28
-+	ldmcs   r1!, {r4, r5, r6, r7}           /* 16 bytes */
-+	ldmmi   r1!, {r8, r9}                   /*  8 bytes */
-+	stmcs   r0!, {r4, r5, r6, r7}
-+	stmmi   r0!, {r8, r9}
-+	tst     r3, #0x4
-+	ldrne   r10,[r1], #4                    /*  4 bytes */
-+	strne   r10,[r0], #4
-+	sub     r2, r2, r3
-+
-+congruent_aligned32:
-+	/*
-+	 * here source is aligned to 32 bytes.
-+	 */
-+
-+cached_aligned32:
-+	subs    r2, r2, #32
-+	blo     less_than_32_left
-+
-+	/*
-+	 * We preload a cache-line up to 64 bytes ahead. On the 926, this will
-+	 * stall only until the requested world is fetched, but the linefill
-+	 * continues in the the background.
-+	 * While the linefill is going, we write our previous cache-line
-+	 * into the write-buffer (which should have some free space).
-+	 * When the linefill is done, the writebuffer will
-+	 * start dumping its content into memory
-+	 *
-+	 * While all this is going, we then load a full cache line into
-+	 * 8 registers, this cache line should be in the cache by now
-+	 * (or partly in the cache).
-+	 *
-+	 * This code should work well regardless of the source/dest alignment.
-+	 *
-+	 */
-+
-+	/* Align the preload register to a cache-line because the cpu does
-+	 * "critical word first" (the first word requested is loaded first).
-+	 */
-+	@ bic           r12, r1, #0x1F
-+	@ add           r12, r12, #64
-+
-+1:      ldmia   r1!, { r4-r11 }
-+	subs    r2, r2, #32
-+
-+	/* 
-+	 * NOTE: if r12 is more than 64 ahead of r1, the following ldrhi
-+	 * for ARM9 preload will not be safely guarded by the preceding subs.
-+	 * When it is safely guarded the only possibility to have SIGSEGV here
-+	 * is because the caller overstates the length.
-+	 */
-+	@ ldrhi         r3, [r12], #32      /* cheap ARM9 preload */
-+	stmia   r0!, { r4-r11 }
-+	bhs     1b
-+
-+	add     r2, r2, #32
-+
-+less_than_32_left:
-+	/*
-+	 * less than 32 bytes left at this point (length in r2)
-+	 */
-+
-+	/* skip all this if there is nothing to do, which should
-+	 * be a common case (if not executed the code below takes
-+	 * about 16 cycles)
-+	 */
-+	tst     r2, #0x1F
-+	beq     1f
-+
-+	/* conditionnaly copies 0 to 31 bytes */
-+	movs    r12, r2, lsl #28
-+	ldmcs   r1!, {r4, r5, r6, r7}           /* 16 bytes */
-+	ldmmi   r1!, {r8, r9}                   /*  8 bytes */
-+	stmcs   r0!, {r4, r5, r6, r7}
-+	stmmi   r0!, {r8, r9}
-+	movs    r12, r2, lsl #30
-+	ldrcs   r3, [r1], #4                    /*  4 bytes */
-+	ldrhmi r4, [r1], #2                     /*  2 bytes */
-+	strcs   r3, [r0], #4
-+	strhmi r4, [r0], #2
-+	tst     r2, #0x1
-+	ldrbne r3, [r1]                         /*  last byte  */
-+	strbne r3, [r0]
-+
-+	/* we're done! restore everything and return */
-+1:      ldmfd   sp!, {r5-r11}
-+	ldmfd   sp!, {r0, r4, lr}
-+	bx      lr
-+
-+	/********************************************************************/
-+
-+non_congruent:
-+	/*
-+	 * here source is aligned to 4 bytes
-+	 * but destination is not.
-+	 *
-+	 * in the code below r2 is the number of bytes read
-+	 * (the number of bytes written is always smaller, because we have
-+	 * partial words in the shift queue)
-+	 */
-+	cmp     r2, #4
-+	blo     copy_last_3_and_return
-+
-+	/* Use post-incriment mode for stm to spill r5-r11 to reserved stack
-+	 * frame. Don't update sp.
-+	 */
-+	stmea   sp, {r5-r11}
-+
-+	/* compute shifts needed to align src to dest */
-+	rsb     r5, r0, #0
-+	and     r5, r5, #3                      /* r5 = # bytes in partial words */
-+	mov     r12, r5, lsl #3         /* r12 = right */
-+	rsb     lr, r12, #32            /* lr = left  */
-+
-+	/* read the first word */
-+	ldr     r3, [r1], #4
-+	sub     r2, r2, #4
-+
-+	/* write a partial word (0 to 3 bytes), such that destination
-+	 * becomes aligned to 32 bits (r5 = nb of words to copy for alignment)
-+	 */
-+	movs    r5, r5, lsl #31
-+	strbmi r3, [r0], #1
-+	movmi   r3, r3, lsr #8
-+	strbcs r3, [r0], #1
-+	movcs   r3, r3, lsr #8
-+	strbcs r3, [r0], #1
-+	movcs   r3, r3, lsr #8
-+
-+	cmp     r2, #4
-+	blo     partial_word_tail
-+
-+	/* Align destination to 32 bytes (cache line boundary) */
-+1:      tst     r0, #0x1c
-+	beq     2f
-+	ldr     r5, [r1], #4
-+	sub     r2, r2, #4
-+	orr     r4, r3, r5,             lsl lr
-+	mov     r3, r5,                 lsr r12
-+	str     r4, [r0], #4
-+	cmp     r2, #4
-+	bhs     1b
-+	blo     partial_word_tail
-+
-+	/* copy 32 bytes at a time */
-+2:      subs    r2, r2, #32
-+	blo     less_than_thirtytwo
-+
-+	/* Use immediate mode for the shifts, because there is an extra cycle
-+	 * for register shifts, which could account for up to 50% of
-+	 * performance hit.
-+	 */
-+
-+	cmp     r12, #24
-+	beq     loop24
-+	cmp     r12, #8
-+	beq     loop8
-+
-+loop16:
-+	ldr     r12, [r1], #4
-+1:      mov     r4, r12
-+	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
-+	subs    r2, r2, #32
-+	ldrhs   r12, [r1], #4
-+	orr     r3, r3, r4, lsl #16
-+	mov     r4, r4, lsr #16
-+	orr     r4, r4, r5, lsl #16
-+	mov     r5, r5, lsr #16
-+	orr     r5, r5, r6, lsl #16
-+	mov     r6, r6, lsr #16
-+	orr     r6, r6, r7, lsl #16
-+	mov     r7, r7, lsr #16
-+	orr     r7, r7, r8, lsl #16
-+	mov     r8, r8, lsr #16
-+	orr     r8, r8, r9, lsl #16
-+	mov     r9, r9, lsr #16
-+	orr     r9, r9, r10, lsl #16
-+	mov     r10, r10,               lsr #16
-+	orr     r10, r10, r11, lsl #16
-+	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+	mov     r3, r11, lsr #16
-+	bhs     1b
-+	b       less_than_thirtytwo
-+
-+loop8:
-+	ldr     r12, [r1], #4
-+1:      mov     r4, r12
-+	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
-+	subs    r2, r2, #32
-+	ldrhs   r12, [r1], #4
-+	orr     r3, r3, r4, lsl #24
-+	mov     r4, r4, lsr #8
-+	orr     r4, r4, r5, lsl #24
-+	mov     r5, r5, lsr #8
-+	orr     r5, r5, r6, lsl #24
-+	mov     r6, r6,  lsr #8
-+	orr     r6, r6, r7, lsl #24
-+	mov     r7, r7,  lsr #8
-+	orr     r7, r7, r8,             lsl #24
-+	mov     r8, r8,  lsr #8
-+	orr     r8, r8, r9,             lsl #24
-+	mov     r9, r9,  lsr #8
-+	orr     r9, r9, r10,    lsl #24
-+	mov     r10, r10, lsr #8
-+	orr     r10, r10, r11,  lsl #24
-+	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+	mov     r3, r11, lsr #8
-+	bhs     1b
-+	b       less_than_thirtytwo
-+
-+loop24:
-+	ldr     r12, [r1], #4
-+1:      mov     r4, r12
-+	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
-+	subs    r2, r2, #32
-+	ldrhs   r12, [r1], #4
-+	orr     r3, r3, r4, lsl #8
-+	mov     r4, r4, lsr #24
-+	orr     r4, r4, r5, lsl #8
-+	mov     r5, r5, lsr #24
-+	orr     r5, r5, r6, lsl #8
-+	mov     r6, r6, lsr #24
-+	orr     r6, r6, r7, lsl #8
-+	mov     r7, r7, lsr #24
-+	orr     r7, r7, r8, lsl #8
-+	mov     r8, r8, lsr #24
-+	orr     r8, r8, r9, lsl #8
-+	mov     r9, r9, lsr #24
-+	orr     r9, r9, r10, lsl #8
-+	mov     r10, r10, lsr #24
-+	orr     r10, r10, r11, lsl #8
-+	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
-+	mov     r3, r11, lsr #24
-+	bhs     1b
-+
-+less_than_thirtytwo:
-+	/* copy the last 0 to 31 bytes of the source */
-+	rsb     r12, lr, #32            /* we corrupted r12, recompute it  */
-+	add     r2, r2, #32
-+	cmp     r2, #4
-+	blo     partial_word_tail
-+
-+1:      ldr     r5, [r1], #4
-+	sub     r2, r2, #4
-+	orr     r4, r3, r5,             lsl lr
-+	mov     r3,     r5,                     lsr r12
-+	str     r4, [r0], #4
-+	cmp     r2, #4
-+	bhs     1b
-+
-+partial_word_tail:
-+	/* we have a partial word in the input buffer */
-+	movs    r5, lr, lsl #(31-3)
-+	strbmi r3, [r0], #1
-+	movmi   r3, r3, lsr #8
-+	strbcs r3, [r0], #1
-+	movcs   r3, r3, lsr #8
-+	strbcs r3, [r0], #1
-+
-+	/* Refill spilled registers from the stack. Don't update sp. */
-+	ldmfd   sp, {r5-r11}
-+
-+copy_last_3_and_return:
-+	movs    r2, r2, lsl #31 /* copy remaining 0, 1, 2 or 3 bytes */
-+	ldrbmi r2, [r1], #1
-+	ldrbcs r3, [r1], #1
-+	ldrbcs r12,[r1]
-+	strbmi r2, [r0], #1
-+	strbcs r3, [r0], #1
-+	strbcs r12,[r0]
-+
-+	/* we're done! restore sp and spilled registers and return */
-+	add     sp,  sp, #28
-+	ldmfd   sp!, {r0, r4, lr}
-+	bx      lr
-+
-+#endif
---- a/src/string/armel/memcpy.s
-+++ /dev/null
-@@ -1,381 +0,0 @@
--/*
-- * Copyright (C) 2008 The Android Open Source Project
-- * All rights reserved.
-- *
-- * Redistribution and use in source and binary forms, with or without
-- * modification, are permitted provided that the following conditions
-- * are met:
-- *  * Redistributions of source code must retain the above copyright
-- *    notice, this list of conditions and the following disclaimer.
-- *  * Redistributions in binary form must reproduce the above copyright
-- *    notice, this list of conditions and the following disclaimer in
-- *    the documentation and/or other materials provided with the
-- *    distribution.
-- *
-- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
-- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
-- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
-- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
-- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
-- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-- * SUCH DAMAGE.
-- */
--
--
--/*
-- * Optimized memcpy() for ARM.
-- *
-- * note that memcpy() always returns the destination pointer,
-- * so we have to preserve R0.
--  */
--
--/*
-- * This file has been modified from the original for use in musl libc.
-- * The main changes are: addition of .type memcpy,%function to make the
-- * code safely callable from thumb mode, adjusting the return
-- * instructions to be compatible with pre-thumb ARM cpus, and removal
-- * of prefetch code that is not compatible with older cpus.
-- */
--
--.global memcpy
--.type memcpy,%function
--memcpy:
--	/* The stack must always be 64-bits aligned to be compliant with the
--	 * ARM ABI. Since we have to save R0, we might as well save R4
--	 * which we can use for better pipelining of the reads below
--	 */
--	.fnstart
--	.save       {r0, r4, lr}
--	stmfd       sp!, {r0, r4, lr}
--	/* Making room for r5-r11 which will be spilled later */
--	.pad        #28
--	sub         sp, sp, #28
--
--	/* it simplifies things to take care of len<4 early */
--	cmp     r2, #4
--	blo     copy_last_3_and_return
--
--	/* compute the offset to align the source
--	 * offset = (4-(src&3))&3 = -src & 3
--	 */
--	rsb     r3, r1, #0
--	ands    r3, r3, #3
--	beq     src_aligned
--
--	/* align source to 32 bits. We need to insert 2 instructions between
--	 * a ldr[b|h] and str[b|h] because byte and half-word instructions
--	 * stall 2 cycles.
--	 */
--	movs    r12, r3, lsl #31
--	sub     r2, r2, r3              /* we know that r3 <= r2 because r2 >= 4 */
--	.word 0x44d13001 /* ldrbmi r3, [r1], #1 */
--	.word 0x24d14001 /* ldrbcs r4, [r1], #1 */
--	.word 0x24d1c001 /* ldrbcs r12,[r1], #1 */
--	.word 0x44c03001 /* strbmi r3, [r0], #1 */
--	.word 0x24c04001 /* strbcs r4, [r0], #1 */
--	.word 0x24c0c001 /* strbcs r12,[r0], #1 */
--
--src_aligned:
--
--	/* see if src and dst are aligned together (congruent) */
--	eor     r12, r0, r1
--	tst     r12, #3
--	bne     non_congruent
--
--	/* Use post-incriment mode for stm to spill r5-r11 to reserved stack
--	 * frame. Don't update sp.
--	 */
--	stmea   sp, {r5-r11}
--
--	/* align the destination to a cache-line */
--	rsb     r3, r0, #0
--	ands    r3, r3, #0x1C
--	beq     congruent_aligned32
--	cmp     r3, r2
--	andhi   r3, r2, #0x1C
--
--	/* conditionnaly copies 0 to 7 words (length in r3) */
--	movs    r12, r3, lsl #28
--	ldmcs   r1!, {r4, r5, r6, r7}           /* 16 bytes */
--	ldmmi   r1!, {r8, r9}                   /*  8 bytes */
--	stmcs   r0!, {r4, r5, r6, r7}
--	stmmi   r0!, {r8, r9}
--	tst     r3, #0x4
--	ldrne   r10,[r1], #4                    /*  4 bytes */
--	strne   r10,[r0], #4
--	sub     r2, r2, r3
--
--congruent_aligned32:
--	/*
--	 * here source is aligned to 32 bytes.
--	 */
--
--cached_aligned32:
--	subs    r2, r2, #32
--	blo     less_than_32_left
--
--	/*
--	 * We preload a cache-line up to 64 bytes ahead. On the 926, this will
--	 * stall only until the requested world is fetched, but the linefill
--	 * continues in the the background.
--	 * While the linefill is going, we write our previous cache-line
--	 * into the write-buffer (which should have some free space).
--	 * When the linefill is done, the writebuffer will
--	 * start dumping its content into memory
--	 *
--	 * While all this is going, we then load a full cache line into
--	 * 8 registers, this cache line should be in the cache by now
--	 * (or partly in the cache).
--	 *
--	 * This code should work well regardless of the source/dest alignment.
--	 *
--	 */
--
--	/* Align the preload register to a cache-line because the cpu does
--	 * "critical word first" (the first word requested is loaded first).
--	 */
--	@ bic           r12, r1, #0x1F
--	@ add           r12, r12, #64
--
--1:      ldmia   r1!, { r4-r11 }
--	subs    r2, r2, #32
--
--	/* 
--	 * NOTE: if r12 is more than 64 ahead of r1, the following ldrhi
--	 * for ARM9 preload will not be safely guarded by the preceding subs.
--	 * When it is safely guarded the only possibility to have SIGSEGV here
--	 * is because the caller overstates the length.
--	 */
--	@ ldrhi         r3, [r12], #32      /* cheap ARM9 preload */
--	stmia   r0!, { r4-r11 }
--	bhs     1b
--
--	add     r2, r2, #32
--
--less_than_32_left:
--	/*
--	 * less than 32 bytes left at this point (length in r2)
--	 */
--
--	/* skip all this if there is nothing to do, which should
--	 * be a common case (if not executed the code below takes
--	 * about 16 cycles)
--	 */
--	tst     r2, #0x1F
--	beq     1f
--
--	/* conditionnaly copies 0 to 31 bytes */
--	movs    r12, r2, lsl #28
--	ldmcs   r1!, {r4, r5, r6, r7}           /* 16 bytes */
--	ldmmi   r1!, {r8, r9}                   /*  8 bytes */
--	stmcs   r0!, {r4, r5, r6, r7}
--	stmmi   r0!, {r8, r9}
--	movs    r12, r2, lsl #30
--	ldrcs   r3, [r1], #4                    /*  4 bytes */
--	.word 0x40d140b2 /* ldrhmi r4, [r1], #2 */ /*  2 bytes */
--	strcs   r3, [r0], #4
--	.word 0x40c040b2 /* strhmi r4, [r0], #2 */
--	tst     r2, #0x1
--	.word 0x15d13000 /* ldrbne r3, [r1] */  /*  last byte  */
--	.word 0x15c03000 /* strbne r3, [r0] */
--
--	/* we're done! restore everything and return */
--1:      ldmfd   sp!, {r5-r11}
--	ldmfd   sp!, {r0, r4, lr}
--	tst     lr, #1
--	moveq   pc, lr
--	bx      lr
--
--	/********************************************************************/
--
--non_congruent:
--	/*
--	 * here source is aligned to 4 bytes
--	 * but destination is not.
--	 *
--	 * in the code below r2 is the number of bytes read
--	 * (the number of bytes written is always smaller, because we have
--	 * partial words in the shift queue)
--	 */
--	cmp     r2, #4
--	blo     copy_last_3_and_return
--
--	/* Use post-incriment mode for stm to spill r5-r11 to reserved stack
--	 * frame. Don't update sp.
--	 */
--	stmea   sp, {r5-r11}
--
--	/* compute shifts needed to align src to dest */
--	rsb     r5, r0, #0
--	and     r5, r5, #3                      /* r5 = # bytes in partial words */
--	mov     r12, r5, lsl #3         /* r12 = right */
--	rsb     lr, r12, #32            /* lr = left  */
--
--	/* read the first word */
--	ldr     r3, [r1], #4
--	sub     r2, r2, #4
--
--	/* write a partial word (0 to 3 bytes), such that destination
--	 * becomes aligned to 32 bits (r5 = nb of words to copy for alignment)
--	 */
--	movs    r5, r5, lsl #31
--	.word 0x44c03001 /* strbmi r3, [r0], #1 */
--	movmi   r3, r3, lsr #8
--	.word 0x24c03001 /* strbcs r3, [r0], #1 */
--	movcs   r3, r3, lsr #8
--	.word 0x24c03001 /* strbcs r3, [r0], #1 */
--	movcs   r3, r3, lsr #8
--
--	cmp     r2, #4
--	blo     partial_word_tail
--
--	/* Align destination to 32 bytes (cache line boundary) */
--1:      tst     r0, #0x1c
--	beq     2f
--	ldr     r5, [r1], #4
--	sub     r2, r2, #4
--	orr     r4, r3, r5,             lsl lr
--	mov     r3, r5,                 lsr r12
--	str     r4, [r0], #4
--	cmp     r2, #4
--	bhs     1b
--	blo     partial_word_tail
--
--	/* copy 32 bytes at a time */
--2:      subs    r2, r2, #32
--	blo     less_than_thirtytwo
--
--	/* Use immediate mode for the shifts, because there is an extra cycle
--	 * for register shifts, which could account for up to 50% of
--	 * performance hit.
--	 */
--
--	cmp     r12, #24
--	beq     loop24
--	cmp     r12, #8
--	beq     loop8
--
--loop16:
--	ldr     r12, [r1], #4
--1:      mov     r4, r12
--	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
--	subs    r2, r2, #32
--	ldrhs   r12, [r1], #4
--	orr     r3, r3, r4, lsl #16
--	mov     r4, r4, lsr #16
--	orr     r4, r4, r5, lsl #16
--	mov     r5, r5, lsr #16
--	orr     r5, r5, r6, lsl #16
--	mov     r6, r6, lsr #16
--	orr     r6, r6, r7, lsl #16
--	mov     r7, r7, lsr #16
--	orr     r7, r7, r8, lsl #16
--	mov     r8, r8, lsr #16
--	orr     r8, r8, r9, lsl #16
--	mov     r9, r9, lsr #16
--	orr     r9, r9, r10, lsl #16
--	mov     r10, r10,               lsr #16
--	orr     r10, r10, r11, lsl #16
--	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
--	mov     r3, r11, lsr #16
--	bhs     1b
--	b       less_than_thirtytwo
--
--loop8:
--	ldr     r12, [r1], #4
--1:      mov     r4, r12
--	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
--	subs    r2, r2, #32
--	ldrhs   r12, [r1], #4
--	orr     r3, r3, r4, lsl #24
--	mov     r4, r4, lsr #8
--	orr     r4, r4, r5, lsl #24
--	mov     r5, r5, lsr #8
--	orr     r5, r5, r6, lsl #24
--	mov     r6, r6,  lsr #8
--	orr     r6, r6, r7, lsl #24
--	mov     r7, r7,  lsr #8
--	orr     r7, r7, r8,             lsl #24
--	mov     r8, r8,  lsr #8
--	orr     r8, r8, r9,             lsl #24
--	mov     r9, r9,  lsr #8
--	orr     r9, r9, r10,    lsl #24
--	mov     r10, r10, lsr #8
--	orr     r10, r10, r11,  lsl #24
--	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
--	mov     r3, r11, lsr #8
--	bhs     1b
--	b       less_than_thirtytwo
--
--loop24:
--	ldr     r12, [r1], #4
--1:      mov     r4, r12
--	ldmia   r1!, {   r5,r6,r7,  r8,r9,r10,r11}
--	subs    r2, r2, #32
--	ldrhs   r12, [r1], #4
--	orr     r3, r3, r4, lsl #8
--	mov     r4, r4, lsr #24
--	orr     r4, r4, r5, lsl #8
--	mov     r5, r5, lsr #24
--	orr     r5, r5, r6, lsl #8
--	mov     r6, r6, lsr #24
--	orr     r6, r6, r7, lsl #8
--	mov     r7, r7, lsr #24
--	orr     r7, r7, r8, lsl #8
--	mov     r8, r8, lsr #24
--	orr     r8, r8, r9, lsl #8
--	mov     r9, r9, lsr #24
--	orr     r9, r9, r10, lsl #8
--	mov     r10, r10, lsr #24
--	orr     r10, r10, r11, lsl #8
--	stmia   r0!, {r3,r4,r5,r6, r7,r8,r9,r10}
--	mov     r3, r11, lsr #24
--	bhs     1b
--
--less_than_thirtytwo:
--	/* copy the last 0 to 31 bytes of the source */
--	rsb     r12, lr, #32            /* we corrupted r12, recompute it  */
--	add     r2, r2, #32
--	cmp     r2, #4
--	blo     partial_word_tail
--
--1:      ldr     r5, [r1], #4
--	sub     r2, r2, #4
--	orr     r4, r3, r5,             lsl lr
--	mov     r3,     r5,                     lsr r12
--	str     r4, [r0], #4
--	cmp     r2, #4
--	bhs     1b
--
--partial_word_tail:
--	/* we have a partial word in the input buffer */
--	movs    r5, lr, lsl #(31-3)
--	.word 0x44c03001 /* strbmi r3, [r0], #1 */
--	movmi   r3, r3, lsr #8
--	.word 0x24c03001 /* strbcs r3, [r0], #1 */
--	movcs   r3, r3, lsr #8
--	.word 0x24c03001 /* strbcs r3, [r0], #1 */
--
--	/* Refill spilled registers from the stack. Don't update sp. */
--	ldmfd   sp, {r5-r11}
--
--copy_last_3_and_return:
--	movs    r2, r2, lsl #31 /* copy remaining 0, 1, 2 or 3 bytes */
--	.word 0x44d12001 /* ldrbmi r2, [r1], #1 */
--	.word 0x24d13001 /* ldrbcs r3, [r1], #1 */
--	.word 0x25d1c000 /* ldrbcs r12,[r1] */
--	.word 0x44c02001 /* strbmi r2, [r0], #1 */
--	.word 0x24c03001 /* strbcs r3, [r0], #1 */
--	.word 0x25c0c000 /* strbcs r12,[r0] */
--
--	/* we're done! restore sp and spilled registers and return */
--	add     sp,  sp, #28
--	ldmfd   sp!, {r0, r4, lr}
--	tst     lr, #1
--	moveq   pc, lr
--	bx      lr
---- a/src/string/armel/memcpy.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--memcpy.s
---- a/src/string/armhf/memcpy.sub
-+++ /dev/null
-@@ -1 +0,0 @@
--../armel/memcpy.s
---- a/src/thread/__syscall_cp.c
-+++ b/src/thread/__syscall_cp.c
-@@ -1,9 +1,7 @@
- #include "pthread_impl.h"
- #include "syscall.h"
- 
--#ifdef SHARED
- __attribute__((__visibility__("hidden")))
--#endif
- long __syscall_cp_c();
- 
- static long sccp(syscall_arg_t nr,
---- a/src/thread/__tls_get_addr.c
-+++ b/src/thread/__tls_get_addr.c
-@@ -1,16 +1,16 @@
- #include <stddef.h>
- #include "pthread_impl.h"
-+#include "libc.h"
-+
-+__attribute__((__visibility__("hidden")))
-+void *__tls_get_new(size_t *);
- 
- void *__tls_get_addr(size_t *v)
- {
- 	pthread_t self = __pthread_self();
--#ifdef SHARED
--	__attribute__((__visibility__("hidden")))
--	void *__tls_get_new(size_t *);
- 	if (v[0]<=(size_t)self->dtv[0])
- 		return (char *)self->dtv[v[0]]+v[1]+DTP_OFFSET;
- 	return __tls_get_new(v);
--#else
--	return (char *)self->dtv[1]+v[1]+DTP_OFFSET;
--#endif
- }
-+
-+weak_alias(__tls_get_addr, __tls_get_new);
---- a/src/thread/aarch64/syscall_cp.s
-+++ b/src/thread/aarch64/syscall_cp.s
-@@ -17,7 +17,7 @@
- __syscall_cp_asm:
- __cp_begin:
- 	ldr w0,[x0]
--	cbnz w0,1f
-+	cbnz w0,__cp_cancel
- 	mov x8,x1
- 	mov x0,x2
- 	mov x1,x3
-@@ -28,6 +28,5 @@ __cp_begin:
- 	svc 0
- __cp_end:
- 	ret
--
--	// cbnz might not be able to jump far enough
--1:	b __cancel
-+__cp_cancel:
-+	b __cancel
---- /dev/null
-+++ b/src/thread/arm/__set_thread_area.c
-@@ -0,0 +1,49 @@
-+#include <stdint.h>
-+#include <elf.h>
-+#include "pthread_impl.h"
-+#include "libc.h"
-+
-+#define HWCAP_TLS (1 << 15)
-+
-+extern const unsigned char __attribute__((__visibility__("hidden")))
-+	__a_barrier_dummy[], __a_barrier_oldkuser[],
-+	__a_barrier_v6[], __a_barrier_v7[],
-+	__a_cas_dummy[], __a_cas_v6[], __a_cas_v7[],
-+	__a_gettp_dummy[];
-+
-+#define __a_barrier_kuser 0xffff0fa0
-+#define __a_cas_kuser 0xffff0fc0
-+#define __a_gettp_kuser 0xffff0fe0
-+
-+extern uintptr_t __attribute__((__visibility__("hidden")))
-+	__a_barrier_ptr, __a_cas_ptr, __a_gettp_ptr;
-+
-+#define SET(op,ver) (__a_##op##_ptr = \
-+	(uintptr_t)__a_##op##_##ver - (uintptr_t)__a_##op##_dummy)
-+
-+int __set_thread_area(void *p)
-+{
-+#if !__ARM_ARCH_7A__ && !__ARM_ARCH_7R__ && __ARM_ARCH < 7
-+	if (__hwcap & HWCAP_TLS) {
-+		size_t *aux;
-+		SET(cas, v7);
-+		SET(barrier, v7);
-+		for (aux=libc.auxv; *aux; aux+=2) {
-+			if (*aux != AT_PLATFORM) continue;
-+			const char *s = (void *)aux[1];
-+			if (s[0]!='v' || s[1]!='6' || s[2]-'0'<10u) break;
-+			SET(cas, v6);
-+			SET(barrier, v6);
-+			break;
-+		}
-+	} else {
-+		int ver = *(int *)0xffff0ffc;
-+		SET(gettp, kuser);
-+		SET(cas, kuser);
-+		SET(barrier, kuser);
-+		if (ver < 2) a_crash();
-+		if (ver < 3) SET(barrier, oldkuser);
-+	}
-+#endif
-+	return __syscall(0xf0005, p);
-+}
---- a/src/thread/arm/__set_thread_area.s
-+++ /dev/null
-@@ -1 +0,0 @@
--/* Replaced by C code in arch/arm/src */
---- a/src/thread/arm/__unmapself.s
-+++ b/src/thread/arm/__unmapself.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .text
- .global __unmapself
- .type   __unmapself,%function
---- /dev/null
-+++ b/src/thread/arm/atomics.s
-@@ -0,0 +1,113 @@
-+.syntax unified
-+.text
-+
-+.global __a_barrier
-+.hidden __a_barrier
-+.type __a_barrier,%function
-+__a_barrier:
-+	ldr ip,1f
-+	ldr ip,[pc,ip]
-+	add pc,pc,ip
-+1:	.word __a_barrier_ptr-1b
-+.global __a_barrier_dummy
-+.hidden __a_barrier_dummy
-+__a_barrier_dummy:
-+	bx lr
-+.global __a_barrier_oldkuser
-+.hidden __a_barrier_oldkuser
-+__a_barrier_oldkuser:
-+	push {r0,r1,r2,r3,ip,lr}
-+	mov r1,r0
-+	mov r2,sp
-+	ldr ip,=0xffff0fc0
-+	mov lr,pc
-+	mov pc,ip
-+	pop {r0,r1,r2,r3,ip,lr}
-+	bx lr
-+.global __a_barrier_v6
-+.hidden __a_barrier_v6
-+__a_barrier_v6:
-+	mcr p15,0,r0,c7,c10,5
-+	bx lr
-+.global __a_barrier_v7
-+.hidden __a_barrier_v7
-+__a_barrier_v7:
-+	.word 0xf57ff05b        /* dmb ish */
-+	bx lr
-+
-+.global __a_cas
-+.hidden __a_cas
-+.type __a_cas,%function
-+__a_cas:
-+	ldr ip,1f
-+	ldr ip,[pc,ip]
-+	add pc,pc,ip
-+1:	.word __a_cas_ptr-1b
-+.global __a_cas_dummy
-+.hidden __a_cas_dummy
-+__a_cas_dummy:
-+	mov r3,r0
-+	ldr r0,[r2]
-+	subs r0,r3,r0
-+	streq r1,[r2]
-+	bx lr
-+.global __a_cas_v6
-+.hidden __a_cas_v6
-+__a_cas_v6:
-+	mov r3,r0
-+	mcr p15,0,r0,c7,c10,5
-+1:	.word 0xe1920f9f        /* ldrex r0,[r2] */
-+	subs r0,r3,r0
-+	.word 0x01820f91        /* strexeq r0,r1,[r2] */
-+	teqeq r0,#1
-+	beq 1b
-+	mcr p15,0,r0,c7,c10,5
-+	bx lr
-+.global __a_cas_v7
-+.hidden __a_cas_v7
-+__a_cas_v7:
-+	mov r3,r0
-+	.word 0xf57ff05b        /* dmb ish */
-+1:	.word 0xe1920f9f        /* ldrex r0,[r2] */
-+	subs r0,r3,r0
-+	.word 0x01820f91        /* strexeq r0,r1,[r2] */
-+	teqeq r0,#1
-+	beq 1b
-+	.word 0xf57ff05b        /* dmb ish */
-+	bx lr
-+
-+.global __aeabi_read_tp
-+.type __aeabi_read_tp,%function
-+__aeabi_read_tp:
-+
-+.global __a_gettp
-+.hidden __a_gettp
-+.type __a_gettp,%function
-+__a_gettp:
-+	ldr r0,1f
-+	ldr r0,[pc,r0]
-+	add pc,pc,r0
-+1:	.word __a_gettp_ptr-1b
-+.global __a_gettp_dummy
-+.hidden __a_gettp_dummy
-+__a_gettp_dummy:
-+	mrc p15,0,r0,c13,c0,3
-+	bx lr
-+
-+.data
-+.align 2
-+
-+.global __a_barrier_ptr
-+.hidden __a_barrier_ptr
-+__a_barrier_ptr:
-+	.word 0
-+
-+.global __a_cas_ptr
-+.hidden __a_cas_ptr
-+__a_cas_ptr:
-+	.word 0
-+
-+.global __a_gettp_ptr
-+.hidden __a_gettp_ptr
-+__a_gettp_ptr:
-+	.word 0
---- a/src/thread/arm/clone.s
-+++ b/src/thread/arm/clone.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .text
- .global __clone
- .type   __clone,%function
-@@ -15,8 +16,6 @@ __clone:
- 	tst r0,r0
- 	beq 1f
- 	ldmfd sp!,{r4,r5,r6,r7}
--	tst lr,#1
--	moveq pc,lr
- 	bx lr
- 
- 1:	mov r0,r6
---- a/src/thread/arm/syscall_cp.s
-+++ b/src/thread/arm/syscall_cp.s
-@@ -1,3 +1,4 @@
-+.syntax unified
- .global __cp_begin
- .hidden __cp_begin
- .global __cp_end
-@@ -22,8 +23,6 @@ __cp_begin:
- 	svc 0
- __cp_end:
- 	ldmfd sp!,{r4,r5,r6,r7,lr}
--	tst lr,#1
--	moveq pc,lr
- 	bx lr
- __cp_cancel:
- 	ldmfd sp!,{r4,r5,r6,r7,lr}
---- a/src/thread/microblaze/syscall_cp.s
-+++ b/src/thread/microblaze/syscall_cp.s
-@@ -11,7 +11,7 @@
- __syscall_cp_asm:
- __cp_begin:
- 	lwi     r5, r5, 0
--	bnei    r5, __cancel
-+	bnei    r5, __cp_cancel
- 	addi    r12, r6, 0
- 	add     r5, r7, r0
- 	add     r6, r8, r0
-@@ -23,3 +23,5 @@ __cp_begin:
- __cp_end:
- 	rtsd    r15, 8
- 	nop
-+__cp_cancel:
-+	bri     __cancel
---- a/src/thread/or1k/syscall_cp.s
-+++ b/src/thread/or1k/syscall_cp.s
-@@ -12,7 +12,7 @@ __syscall_cp_asm:
- __cp_begin:
- 	l.lwz	r3, 0(r3)
- 	l.sfeqi	r3, 0
--	l.bnf	__cancel
-+	l.bnf	__cp_cancel
- 	 l.ori	r11, r4, 0
- 	l.ori	r3, r5, 0
- 	l.ori	r4, r6, 0
-@@ -24,3 +24,6 @@ __cp_begin:
- __cp_end:
- 	l.jr	r9
- 	 l.nop
-+__cp_cancel:
-+	l.j	__cancel
-+	 l.nop
---- a/src/thread/powerpc/syscall_cp.s
-+++ b/src/thread/powerpc/syscall_cp.s
-@@ -38,7 +38,7 @@ __cp_begin:
- 	cmpwi cr7, 0, 0 #compare r0 with 0, store result in cr7. 
- 	beq+ cr7, 1f #jump to label 1 if r0 was 0
- 	
--	b __cancel #else call cancel 
-+	b __cp_cancel #else call cancel
- 1:
- 	#ok, the cancel flag was not set
- 	# syscall: number goes to r0, the rest 3-8
-@@ -55,3 +55,5 @@ __cp_end:
- 	#else negate result.
- 	neg 3, 3
- 	blr
-+__cp_cancel:
-+	b __cancel
---- a/src/thread/pthread_cancel.c
-+++ b/src/thread/pthread_cancel.c
-@@ -1,12 +1,11 @@
-+#define _GNU_SOURCE
- #include <string.h>
- #include "pthread_impl.h"
- #include "syscall.h"
- #include "libc.h"
- 
--#ifdef SHARED
- __attribute__((__visibility__("hidden")))
--#endif
--long __cancel(), __cp_cancel(), __syscall_cp_asm(), __syscall_cp_c();
-+long __cancel(), __syscall_cp_asm(), __syscall_cp_c();
- 
- long __cancel()
- {
-@@ -17,12 +16,6 @@ long __cancel()
- 	return -ECANCELED;
- }
- 
--/* If __syscall_cp_asm has adjusted the stack pointer, it must provide a
-- * definition of __cp_cancel to undo those adjustments and call __cancel.
-- * Otherwise, __cancel provides a definition for __cp_cancel. */
--
--weak_alias(__cancel, __cp_cancel);
--
- long __syscall_cp_asm(volatile void *, syscall_arg_t,
-                       syscall_arg_t, syscall_arg_t, syscall_arg_t,
-                       syscall_arg_t, syscall_arg_t, syscall_arg_t);
-@@ -52,24 +45,22 @@ static void _sigaddset(sigset_t *set, in
- 	set->__bits[s/8/sizeof *set->__bits] |= 1UL<<(s&8*sizeof *set->__bits-1);
- }
- 
--#ifdef SHARED
- __attribute__((__visibility__("hidden")))
--#endif
--extern const char __cp_begin[1], __cp_end[1];
-+extern const char __cp_begin[1], __cp_end[1], __cp_cancel[1];
- 
- static void cancel_handler(int sig, siginfo_t *si, void *ctx)
- {
- 	pthread_t self = __pthread_self();
- 	ucontext_t *uc = ctx;
--	const char *ip = ((char **)&uc->uc_mcontext)[CANCEL_REG_IP];
-+	uintptr_t pc = uc->uc_mcontext.MC_PC;
- 
- 	a_barrier();
- 	if (!self->cancel || self->canceldisable == PTHREAD_CANCEL_DISABLE) return;
- 
- 	_sigaddset(&uc->uc_sigmask, SIGCANCEL);
- 
--	if (self->cancelasync || ip >= __cp_begin && ip < __cp_end) {
--		((char **)&uc->uc_mcontext)[CANCEL_REG_IP] = (char *)__cp_cancel;
-+	if (self->cancelasync || pc >= (uintptr_t)__cp_begin && pc < (uintptr_t)__cp_end) {
-+		uc->uc_mcontext.MC_PC = (uintptr_t)__cp_cancel;
- 		return;
- 	}
- 
---- /dev/null
-+++ b/src/thread/sh/__set_thread_area.c
-@@ -0,0 +1,40 @@
-+#include "pthread_impl.h"
-+#include "libc.h"
-+#include <elf.h>
-+
-+/* Also perform sh-specific init */
-+
-+#define CPU_HAS_LLSC 0x0040
-+#define CPU_HAS_CAS_L 0x0400
-+
-+__attribute__((__visibility__("hidden")))
-+extern const char __sh_cas_gusa[], __sh_cas_llsc[], __sh_cas_imask[], __sh_cas_cas_l[];
-+
-+__attribute__((__visibility__("hidden")))
-+const void *__sh_cas_ptr;
-+
-+__attribute__((__visibility__("hidden")))
-+unsigned __sh_nommu;
-+
-+int __set_thread_area(void *p)
-+{
-+	size_t *aux;
-+	__asm__ __volatile__ ( "ldc %0, gbr" : : "r"(p) : "memory" );
-+#ifndef __SH4A__
-+	__sh_cas_ptr = __sh_cas_gusa;
-+#if !defined(__SH3__) && !defined(__SH4__)
-+	for (aux=libc.auxv; *aux; aux+=2) {
-+		if (*aux != AT_PLATFORM) continue;
-+		const char *s = (void *)aux[1];
-+		if (s[0]!='s' || s[1]!='h' || s[2]!='2' || s[3]-'0'<10u) break;
-+		__sh_cas_ptr = __sh_cas_imask;
-+		__sh_nommu = 1;
-+	}
-+#endif
-+	if (__hwcap & CPU_HAS_CAS_L)
-+		__sh_cas_ptr = __sh_cas_cas_l;
-+	else if (__hwcap & CPU_HAS_LLSC)
-+		__sh_cas_ptr = __sh_cas_llsc;
-+#endif
-+	return 0;
-+}
---- /dev/null
-+++ b/src/thread/sh/__unmapself.c
-@@ -0,0 +1,24 @@
-+#include "pthread_impl.h"
-+
-+void __unmapself_sh_mmu(void *, size_t);
-+void __unmapself_sh_nommu(void *, size_t);
-+
-+#if !defined(__SH3__) && !defined(__SH4__)
-+#define __unmapself __unmapself_sh_nommu
-+#include "dynlink.h"
-+#undef CRTJMP
-+#define CRTJMP(pc,sp) __asm__ __volatile__( \
-+	"mov.l @%0+,r0 ; mov.l @%0,r12 ; jmp @r0 ; mov %1,r15" \
-+	: : "r"(pc), "r"(sp) : "r0", "memory" )
-+#include "../__unmapself.c"
-+#undef __unmapself
-+extern __attribute__((__visibility__("hidden"))) unsigned __sh_nommu;
-+#else
-+#define __sh_nommu 0
-+#endif
-+
-+void __unmapself(void *base, size_t size)
-+{
-+	if (__sh_nommu) __unmapself_sh_nommu(base, size);
-+	else __unmapself_sh_mmu(base, size);
-+}
---- a/src/thread/sh/__unmapself.s
-+++ /dev/null
-@@ -1,22 +0,0 @@
--.text
--.global __unmapself_sh_mmu
--.type   __unmapself_sh_mmu, @function
--__unmapself_sh_mmu:
--	mov   #91, r3  ! SYS_munmap
--	trapa #31
--
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
--
--	mov   #1, r3   ! SYS_exit
--	mov   #0, r4
--	trapa #31
--
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
--	or    r0, r0
---- /dev/null
-+++ b/src/thread/sh/__unmapself_mmu.s
-@@ -0,0 +1,22 @@
-+.text
-+.global __unmapself_sh_mmu
-+.type   __unmapself_sh_mmu, @function
-+__unmapself_sh_mmu:
-+	mov   #91, r3  ! SYS_munmap
-+	trapa #31
-+
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
-+
-+	mov   #1, r3   ! SYS_exit
-+	mov   #0, r4
-+	trapa #31
-+
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
-+	or    r0, r0
---- /dev/null
-+++ b/src/thread/sh/atomics.s
-@@ -0,0 +1,65 @@
-+/* Contract for all versions is same as cas.l r2,r3,@r0
-+ * pr and r1 are also clobbered (by jsr & r1 as temp).
-+ * r0,r2,r4-r15 must be preserved.
-+ * r3 contains result (==r2 iff cas succeeded). */
-+
-+	.align 2
-+.global __sh_cas_gusa
-+.hidden __sh_cas_gusa
-+__sh_cas_gusa:
-+	mov.l r5,@-r15
-+	mov.l r4,@-r15
-+	mov r0,r4
-+	mova 1f,r0
-+	mov r15,r1
-+	mov #(0f-1f),r15
-+0:	mov.l @r4,r5
-+	cmp/eq r5,r2
-+	bf 1f
-+	mov.l r3,@r4
-+1:	mov r1,r15
-+	mov r5,r3
-+	mov r4,r0
-+	mov.l @r15+,r4
-+	rts
-+	 mov.l @r15+,r5
-+
-+.global __sh_cas_llsc
-+.hidden __sh_cas_llsc
-+__sh_cas_llsc:
-+	mov r0,r1
-+	synco
-+0:	movli.l @r1,r0
-+	cmp/eq r0,r2
-+	bf 1f
-+	mov r3,r0
-+	movco.l r0,@r1
-+	bf 0b
-+	mov r2,r0
-+1:	synco
-+	mov r0,r3
-+	rts
-+	 mov r1,r0
-+
-+.global __sh_cas_imask
-+.hidden __sh_cas_imask
-+__sh_cas_imask:
-+	mov r0,r1
-+	stc sr,r0
-+	mov.l r0,@-r15
-+	or #0xf0,r0
-+	ldc r0,sr
-+	mov.l @r1,r0
-+	cmp/eq r0,r2
-+	bf 1f
-+	mov.l r3,@r1
-+1:	ldc.l @r15+,sr
-+	mov r0,r3
-+	rts
-+	 mov r1,r0
-+
-+.global __sh_cas_cas_l
-+.hidden __sh_cas_cas_l
-+__sh_cas_cas_l:
-+	rts
-+	 .word 0x2323 /* cas.l r2,r3,@r0 */
---- a/src/thread/sh/syscall_cp.s
-+++ b/src/thread/sh/syscall_cp.s
-@@ -14,17 +14,8 @@ __syscall_cp_asm:
- __cp_begin:
- 	mov.l @r4, r4
- 	tst   r4, r4
--	bt    2f
--
--	mov.l L1, r0
--	braf  r0
--	 nop
--1:
--
--.align 2
--L1:	.long __cancel@PLT-(1b-.)
--
--2:	mov   r5, r3
-+	bf    __cp_cancel
-+	mov   r5, r3
- 	mov   r6, r4
- 	mov   r7, r5
- 	mov.l @r15, r6
-@@ -43,3 +34,12 @@ __cp_end:
- 
- 	rts
- 	 nop
-+
-+__cp_cancel:
-+	mov.l 2f, r0
-+	braf  r0
-+	 nop
-+1:
-+
-+.align 2
-+2:	.long __cancel@PCREL-(1b-.)
---- a/src/thread/x32/syscall_cp.s
-+++ b/src/thread/x32/syscall_cp.s
-@@ -14,7 +14,7 @@ __syscall_cp_internal:
- __cp_begin:
- 	mov (%rdi),%eax
- 	test %eax,%eax
--	jnz __cancel
-+	jnz __cp_cancel
- 	mov %rdi,%r11
- 	mov %rsi,%rax
- 	mov %rdx,%rdi
-@@ -27,3 +27,5 @@ __cp_begin:
- 	syscall
- __cp_end:
- 	ret
-+__cp_cancel:
-+	jmp __cancel
---- /dev/null
-+++ b/src/thread/x32/syscall_cp_fixup.c
-@@ -0,0 +1,38 @@
-+#include <sys/syscall.h>
-+
-+__attribute__((__visibility__("hidden")))
-+long __syscall_cp_internal(volatile void*, long long, long long, long long, long long,
-+                             long long, long long, long long);
-+
-+struct __timespec { long long tv_sec; long tv_nsec; };
-+struct __timespec_kernel { long long tv_sec; long long tv_nsec; };
-+#define __tsc(X) ((struct __timespec*)(unsigned long)(X))
-+#define __fixup(X) do { if(X) { \
-+	ts->tv_sec = __tsc(X)->tv_sec; \
-+	ts->tv_nsec = __tsc(X)->tv_nsec; \
-+	(X) = (unsigned long)ts; } } while(0)
-+
-+__attribute__((__visibility__("hidden")))
-+long __syscall_cp_asm (volatile void * foo, long long n, long long a1, long long a2, long long a3,
-+	                     long long a4, long long a5, long long a6)
-+{
-+	struct __timespec_kernel ts[1];
-+	switch (n) {
-+	case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6:
-+		__fixup(a5);
-+		break;
-+	case SYS_futex:
-+		if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */)
-+			__fixup(a4);
-+		break;
-+	case SYS_clock_nanosleep:
-+	case SYS_rt_sigtimedwait: case SYS_ppoll:
-+		__fixup(a3);
-+		break;
-+	case SYS_nanosleep:
-+		__fixup(a1);
-+		break;
-+	}
-+	return __syscall_cp_internal(foo, n, a1, a2, a3, a4, a5, a6);
-+}
-+
---- a/src/thread/x86_64/syscall_cp.s
-+++ b/src/thread/x86_64/syscall_cp.s
-@@ -14,7 +14,7 @@ __syscall_cp_asm:
- __cp_begin:
- 	mov (%rdi),%eax
- 	test %eax,%eax
--	jnz __cancel
-+	jnz __cp_cancel
- 	mov %rdi,%r11
- 	mov %rsi,%rax
- 	mov %rdx,%rdi
-@@ -27,3 +27,5 @@ __cp_begin:
- 	syscall
- __cp_end:
- 	ret
-+__cp_cancel:
-+	jmp __cancel
---- a/src/time/clock_gettime.c
-+++ b/src/time/clock_gettime.c
-@@ -5,37 +5,54 @@
- #include "libc.h"
- #include "atomic.h"
- 
--static int sc_clock_gettime(clockid_t clk, struct timespec *ts)
-+#ifdef VDSO_CGT_SYM
-+
-+void *__vdsosym(const char *, const char *);
-+
-+static void *volatile vdso_func;
-+
-+static int cgt_init(clockid_t clk, struct timespec *ts)
- {
--	int r = __syscall(SYS_clock_gettime, clk, ts);
--	if (!r) return r;
--	if (r == -ENOSYS) {
--		if (clk == CLOCK_REALTIME) {
--			__syscall(SYS_gettimeofday, ts, 0);
--			ts->tv_nsec = (int)ts->tv_nsec * 1000;
--			return 0;
--		}
--		r = -EINVAL;
--	}
--	errno = -r;
--	return -1;
-+	void *p = __vdsosym(VDSO_CGT_VER, VDSO_CGT_SYM);
-+	int (*f)(clockid_t, struct timespec *) =
-+		(int (*)(clockid_t, struct timespec *))p;
-+	a_cas_p(&vdso_func, (void *)cgt_init, p);
-+	return f ? f(clk, ts) : -ENOSYS;
- }
- 
--void *__vdsosym(const char *, const char *);
-+static void *volatile vdso_func = (void *)cgt_init;
-+
-+#endif
- 
- int __clock_gettime(clockid_t clk, struct timespec *ts)
- {
-+	int r;
-+
- #ifdef VDSO_CGT_SYM
--	static int (*volatile cgt)(clockid_t, struct timespec *);
--	if (!cgt) {
--		void *f = __vdsosym(VDSO_CGT_VER, VDSO_CGT_SYM);
--		if (!f) f = (void *)sc_clock_gettime;
--		a_cas_p(&cgt, 0, f);
-+	int (*f)(clockid_t, struct timespec *) =
-+		(int (*)(clockid_t, struct timespec *))vdso_func;
-+	if (f) {
-+		r = f(clk, ts);
-+		if (!r) return r;
-+		if (r == -EINVAL) return __syscall_ret(r);
-+		/* Fall through on errors other than EINVAL. Some buggy
-+		 * vdso implementations return ENOSYS for clocks they
-+		 * can't handle, rather than making the syscall. This
-+		 * also handles the case where cgt_init fails to find
-+		 * a vdso function to use. */
- 	}
--	return cgt(clk, ts);
--#else
--	return sc_clock_gettime(clk, ts);
- #endif
-+
-+	r = __syscall(SYS_clock_gettime, clk, ts);
-+	if (r == -ENOSYS) {
-+		if (clk == CLOCK_REALTIME) {
-+			__syscall(SYS_gettimeofday, ts, 0);
-+			ts->tv_nsec = (int)ts->tv_nsec * 1000;
-+			return 0;
-+		}
-+		r = -EINVAL;
-+	}
-+	return __syscall_ret(r);
- }
- 
- weak_alias(__clock_gettime, clock_gettime);

toolchain/musl/patches/010-Add-PowerPC-soft-float-support.patch

@@ -47,7 +47,7 @@ Signed-off-by: Felix Fietkau <[email protected]>
  
 --- a/configure
 +++ b/configure
-@@ -604,6 +604,10 @@ trycppif "_MIPSEL || __MIPSEL || __MIPSE
+@@ -615,6 +615,10 @@ trycppif "_MIPSEL || __MIPSEL || __MIPSE
  trycppif __mips_soft_float "$t" && SUBARCH=${SUBARCH}-sf
  fi
  

toolchain/musl/patches/020-ldso-fix-GDB-dynamic-linker-info-on-MIPS.patch

@@ -1,55 +0,0 @@
-From: Felix Fietkau <[email protected]>
-Date: Sat, 30 Jan 2016 19:19:08 +0100
-Subject: [PATCH] ldso: fix GDB dynamic linker info on MIPS
-
-GDB is looking for a pointer to the ldso debug info in the data of the
-.rld_map section.
-
-Signed-off-by: Felix Fietkau <[email protected]>
----
-
---- a/arch/mips/reloc.h
-+++ b/arch/mips/reloc.h
-@@ -24,7 +24,7 @@
- #define REL_TPOFF       R_MIPS_TLS_TPREL32
- 
- #define NEED_MIPS_GOT_RELOCS 1
--#define DYNAMIC_IS_RO 1
-+#define DT_DEBUG_INDIRECT DT_MIPS_RLD_MAP
- #define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT))
- 
- #define CRTJMP(pc,sp) __asm__ __volatile__( \
---- a/ldso/dynlink.c
-+++ b/ldso/dynlink.c
-@@ -1582,11 +1582,14 @@ _Noreturn void __dls3(size_t *sp)
- 	load_deps(&app);
- 	make_global(&app);
- 
--#ifndef DYNAMIC_IS_RO
--	for (i=0; app.dynv[i]; i+=2)
--		if (app.dynv[i]==DT_DEBUG)
-+	for (i=0; app.dynv[i]; i+=2) {
-+		if (!DT_DEBUG_INDIRECT && app.dynv[i]==DT_DEBUG)
- 			app.dynv[i+1] = (size_t)&debug;
--#endif
-+		if (DT_DEBUG_INDIRECT && app.dynv[i]==DT_DEBUG_INDIRECT) {
-+			size_t *ptr = (size_t *) app.dynv[i+1];
-+			*ptr = (size_t)&debug;
-+		}
-+	}
- 
- 	/* The main program must be relocated LAST since it may contin
- 	 * copy relocations which depend on libraries' relocations. */
---- a/src/internal/dynlink.h
-+++ b/src/internal/dynlink.h
-@@ -83,6 +83,10 @@ struct fdpic_dummy_loadmap {
- #define NEED_MIPS_GOT_RELOCS 0
- #endif
- 
-+#ifndef DT_DEBUG_INDIRECT
-+#define DT_DEBUG_INDIRECT 0
-+#endif
-+
- #define AUX_CNT 32
- #define DYN_CNT 32
- 

toolchain/musl/patches/200-add_libssp_nonshared.patch

@@ -12,7 +12,7 @@ Signed-off-by: Steven Barth <[email protected]>
 
 --- a/Makefile
 +++ b/Makefile
-@@ -60,7 +60,7 @@ CRT_LIBS = lib/crt1.o lib/Scrt1.o lib/rc
+@@ -66,7 +66,7 @@ CRT_LIBS = $(addprefix lib/,$(notdir $(C
  STATIC_LIBS = lib/libc.a
  SHARED_LIBS = lib/libc.so
  TOOL_LIBS = lib/musl-gcc.specs
@@ -21,7 +21,7 @@ Signed-off-by: Steven Barth <[email protected]>
  ALL_TOOLS = obj/musl-gcc
  
  WRAPCC_GCC = gcc
-@@ -123,7 +123,8 @@ NOSSP_SRCS = $(wildcard crt/*.c) \
+@@ -125,7 +125,8 @@ NOSSP_SRCS = $(wildcard crt/*.c) \
  	src/thread/__set_thread_area.c src/thread/$(ARCH)/__set_thread_area.c \
  	src/string/memset.c src/string/$(ARCH)/memset.c \
  	src/string/memcpy.c src/string/$(ARCH)/memcpy.c \
@@ -30,8 +30,8 @@ Signed-off-by: Steven Barth <[email protected]>
 +	src/libssp_nonshared/__stack_chk_fail_local.c
  $(NOSSP_SRCS:%.c=obj/%.o) $(NOSSP_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_NOSSP)
  
- $(CRT_LIBS:lib/%=obj/crt/%): CFLAGS_ALL += -DCRT
-@@ -167,6 +168,11 @@ lib/libc.a: $(AOBJS)
+ $(CRT_OBJS): CFLAGS_ALL += -DCRT
+@@ -168,6 +169,11 @@ lib/libc.a: $(AOBJS)
  	$(AR) rc $@ $(AOBJS)
  	$(RANLIB) $@
  

toolchain/musl/patches/300-relative.patch

@@ -1,6 +1,6 @@
 --- a/Makefile
 +++ b/Makefile
-@@ -219,7 +219,7 @@ $(DESTDIR)$(includedir)/%: $(srcdir)/inc
+@@ -217,7 +217,7 @@ $(DESTDIR)$(includedir)/%: $(srcdir)/inc
  	$(INSTALL) -D -m 644 $< $@
  
  $(DESTDIR)$(LDSO_PATHNAME): $(DESTDIR)$(libdir)/libc.so