1 files changed, 0 insertions, 3 deletions
diff --git a/disk-io.c b/disk-io.c
index b853f66..7f03790 100644
--- a/disk-io.c
+++ b/disk-io.c
@@ -16,9 +16,6 @@
  * Boston, MA 021110-1307, USA.
  */
 
-#define _XOPEN_SOURCE 600
-#define __USE_XOPEN2K
-#define _GNU_SOURCE 1
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>