1 files changed, 2 insertions, 1 deletions

diff --git a/src/lib/libc/net/rthdr.c b/src/lib/libc/net/rthdr.c
index 92a1f75a76..1a29e87de1 100644
--- a/src/lib/libc/net/rthdr.c
+++ b/src/lib/libc/net/rthdr.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: rthdr.c,v 1.10 2015/01/16 16:48:51 deraadt Exp $      */
+/*      $OpenBSD: rthdr.c,v 1.11 2015/09/14 11:01:47 guenther Exp $     */
 /*      $KAME: rthdr.c,v 1.22 2006/02/09 08:18:58 keiichi Exp $ */
 
 /*
@@ -53,6 +53,7 @@ inet6_rth_space(int type, int segments)
                 return (0);     /* type not suppported */
         }
 }
+DEF_WEAK(inet6_rth_space);
 
 void *
 inet6_rth_init(void *bp, socklen_t bp_len, int type, int segments)