b=20970 need add an additional barrier for write_disjoint

[fs/lustre-release.git] / lnet / utils / wirecheck.c

diff --git a/lnet/utils/wirecheck.c b/lnet/utils/wirecheck.c
index 6d44ea1..4eea5cb 100644 (file)
--- a/lnet/utils/wirecheck.c
+++ b/lnet/utils/wirecheck.c
@@ -34,6 +34,10 @@
  * Lustre is a trademark of Sun Microsystems, Inc.
  */
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
 #include <stdio.h>
 #include <sys/types.h>
 #include <sys/wait.h>