Remove _XOPEN_SOURCE define.

It looks to be not required for Linux.

diff --git a/libexfat/mount.c b/libexfat/mount.c
index 3874c3c..db4bc7b 100644 (file)
--- a/libexfat/mount.c
+++ b/libexfat/mount.c
@@ -18,7 +18,6 @@
        along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#define _XOPEN_SOURCE /* for tzset() in Linux */
 #include "exfat.h"
 #include <string.h>
 #include <stdlib.h>