1 files changed, 0 insertions, 1 deletions
diff --git a/btrfs.c b/btrfs.c
index e83349cb..24518855 100644
--- a/btrfs.c
+++ b/btrfs.c
@@ -14,7 +14,6 @@
  * Boston, MA 021110-1307, USA.
  */
 
-#define _GNU_SOURCE
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>