1 files changed, 1 insertions, 0 deletions
diff --git a/lib/socket.h b/lib/socket.h
index e6ce1257..348295f5 100644
--- a/lib/socket.h
+++ b/lib/socket.h
@@ -67,6 +67,7 @@ int sk_leave_group(sock *s, ip_addr maddr);
 
 #ifdef IPV6
 int sk_set_ipv6_checksum(sock *s, int offset);
+int sk_set_icmp_filter(sock *s, int p1, int p2);
 #endif
 
 int sk_set_broadcast(sock *s, int enable);