aboutsummaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/afl-ld-lto.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/afl-ld-lto.c b/src/afl-ld-lto.c
index b306c8d5..b1e6c848 100644
--- a/src/afl-ld-lto.c
+++ b/src/afl-ld-lto.c
@@ -23,7 +23,9 @@
*/
#define AFL_MAIN
-#define _GNU_SOURCE
+#ifndef _GNU_SOURCE
+ #define _GNU_SOURCE
+#endif
#include "config.h"
#include "types.h"