Remove unnecessary `_GNU_SOURCE` in `fuse.c` (#787)

We stopped using pthread_rwlock_t in 3fecccca989328ed2c0ac68860ee1ceec0673972, so we don't need `_GNU_SOURCE` anymore in `fuse.c`

diff --git a/lib/fuse.c b/lib/fuse.c
index 6d5df233ae55cec185932c22b73f9b19482ba5be..a35c70aab6b932d0199c1b350af98a12342db25a 100644 (file)
--- a/lib/fuse.c
+++ b/lib/fuse.c
@@ -9,10 +9,6 @@
   See the file COPYING.LIB
 */
 
-
-/* For pthread_rwlock_t */
-#define _GNU_SOURCE
-
 #include "fuse_config.h"
 #include "fuse_i.h"
 #include "fuse_lowlevel.h"