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-rw-r--r--include/netlink-local.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/netlink-local.h b/include/netlink-local.h
index 330100e..53da8ca 100644
--- a/include/netlink-local.h
+++ b/include/netlink-local.h
@@ -11,7 +11,9 @@
#ifndef NETLINK_LOCAL_H_
#define NETLINK_LOCAL_H_
+#ifndef _GNU_SOURCE
#define _GNU_SOURCE
+#endif
#include <stdio.h>
#include <errno.h>