fix LINUX_KARCH for x86

SVN-Revision: 13986

include/kernel.mk

@@ -53,7 +53,7 @@ ifneq (,$(findstring uml,$(BOARD)))
   LINUX_KARCH:=um
 else
   ifeq (,$(LINUX_KARCH))
-    LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
+    LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/x86/' \
 	  -e 's/mipsel/mips/' \
 	  -e 's/mipseb/mips/' \
 	  -e 's/sh[234]/sh/' \