Teach cmake that mk[sd]temp is defined in stdlib.h on some systems.
This fixes parallel build with clang on glibc platforms.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85414 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
index 184f67c..acf3a2e 100755
--- a/cmake/config-ix.cmake
+++ b/cmake/config-ix.cmake
@@ -83,9 +83,9 @@
 check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
 check_symbol_exists(malloc_zone_statistics malloc/malloc.h
                     HAVE_MALLOC_ZONE_STATISTICS)
-check_symbol_exists(mkdtemp unistd.h HAVE_MKDTEMP)
-check_symbol_exists(mkstemp unistd.h HAVE_MKSTEMP)
-check_symbol_exists(mktemp unistd.h HAVE_MKTEMP)
+check_symbol_exists(mkdtemp "stdlib.h;unistd.h" HAVE_MKDTEMP)
+check_symbol_exists(mkstemp "stdlib.h;unistd.h" HAVE_MKSTEMP)
+check_symbol_exists(mktemp "stdlib.h;unistd.h" HAVE_MKTEMP)
 check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
 check_symbol_exists(sbrk unistd.h HAVE_SBRK)
 check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)