1 files changed, 2 insertions, 1 deletions
diff --git a/pasta.c b/pasta.c
index 3febfd5..c13743b 100644
--- a/pasta.c
+++ b/pasta.c
@@ -15,7 +15,6 @@
  * #syscalls:pasta geteuid getdents64 readlink setsid nanosleep clock_nanosleep
  */
 
-#define _GNU_SOURCE
 #include <sched.h>
 #include <stdio.h>
 #include <string.h>
@@ -36,6 +35,8 @@
 #include <net/ethernet.h>
 #include <sys/syscall.h>
 
+#include <linux/ipv6.h>
+
 #include "util.h"
 #include "passt.h"
 #include "netlink.h"