Fix _GNU_SOURCE redefined warning

drcwr · Aug 28, 2017 · 667988c · 667988c
1 parent 137ee81
commit 667988c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/cc/libbpf.c b/src/cc/libbpf.c
@@ -13,7 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+#ifndef _GNU_SOURCE
 #define _GNU_SOURCE
+#endif
 
 #include <arpa/inet.h>
 #include <errno.h>