KWSys: Hard-code try_compile results on Windows

Several of KWSys's checks have the same result on all Windows
platforms supported when building CMake.

CMakeLists.txt

@@ -356,6 +356,21 @@ macro (CMAKE_BUILD_UTILITIES)
   if(CMake_NO_CXX_STANDARD)
     set(KWSYS_CXX_STANDARD "")
   endif()
+  if(WIN32)
+    # FIXME: Teach KWSys to hard-code these checks on Windows.
+    set(KWSYS_C_HAS_CLOCK_GETTIME_MONOTONIC_COMPILED 0)
+    set(KWSYS_C_HAS_PTRDIFF_T_COMPILED 1)
+    set(KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H_COMPILED 1)
+    set(KWSYS_CXX_HAS_RLIMIT64_COMPILED 0)
+    set(KWSYS_CXX_HAS_SETENV_COMPILED 0)
+    set(KWSYS_CXX_HAS_UNSETENV_COMPILED 0)
+    set(KWSYS_CXX_HAS_UTIMENSAT_COMPILED 0)
+    set(KWSYS_CXX_HAS_UTIMES_COMPILED 0)
+    set(KWSYS_CXX_STAT_HAS_ST_MTIM_COMPILED 0)
+    set(KWSYS_CXX_STAT_HAS_ST_MTIMESPEC_COMPILED 0)
+    set(KWSYS_STL_HAS_WSTRING_COMPILED 1)
+    set(KWSYS_SYS_HAS_IFADDRS_H 0)
+  endif()
   add_subdirectory(Source/kwsys)
   set(kwsys_folder "Utilities/KWSys")
   CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE} "${kwsys_folder}")