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-rw-r--r--include/libc-symbols.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index 7c680cd9c..479a17a2f 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -24,7 +24,7 @@
#define _LIBC 1
/* Enable declarations of GNU extensions, since we are compiling them. */
-/* #define _GNU_SOURCE 1 */
+#define _GNU_SOURCE 1
/* Prepare for the case that `__builtin_expect' is not available. */
#if __GNUC__ == 2 && __GNUC_MINOR__ < 96