Wrap <ifaddrs.h>, <netinet/in.h>, and <netinet/if_ether.h> so internal

calls go direct and all the symbols are weak

3 files changed, 7 insertions, 3 deletions

diff --git a/src/lib/libc/net/ethers.c b/src/lib/libc/net/ethers.c
index a89f0c217b..a7e0796c72 100644
--- a/src/lib/libc/net/ethers.c
+++ b/src/lib/libc/net/ethers.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: ethers.c,v 1.23 2015/01/16 16:48:51 deraadt Exp $     */
+/*      $OpenBSD: ethers.c,v 1.24 2015/09/14 11:01:47 guenther Exp $    */
 
 /*
  * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
@@ -232,3 +232,4 @@ bad:
         errno = EINVAL;
         return (-1);
 }
+DEF_WEAK(ether_line);
diff --git a/src/lib/libc/net/getifaddrs.c b/src/lib/libc/net/getifaddrs.c
index 51dbbab871..182829c9d5 100644
--- a/src/lib/libc/net/getifaddrs.c
+++ b/src/lib/libc/net/getifaddrs.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: getifaddrs.c,v 1.12 2015/01/16 16:48:51 deraadt Exp $ */
+/*      $OpenBSD: getifaddrs.c,v 1.13 2015/09/14 11:01:47 guenther Exp $        */
 
 /*
  * Copyright (c) 1995, 1999
@@ -288,9 +288,11 @@ getifaddrs(struct ifaddrs **pif)
         }
         return (0);
 }
+DEF_WEAK(getifaddrs);
 
 void
 freeifaddrs(struct ifaddrs *ifp)
 {
         free(ifp);
 }
+DEF_WEAK(freeifaddrs);
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)