--- src/netlink.c.orig	2013-06-04 02:27:05.160790797 +0200
+++ src/netlink.c	2013-06-04 02:27:36.463800911 +0200
@@ -568,7 +568,7 @@
 
 #ifdef RTNL_DUMP_FILTER_FIVE_ARGS
   if (rtnl_dump_filter (&rth, link_filter, /* arg1 = */ NULL,
-	NULL, NULL) != 0)
+	(rtnl_filter_t)NULL, NULL) != 0)
 #elif defined(RTNL_DUMP_FILTER_THREE_ARGS)
   if (rtnl_dump_filter (&rth, link_filter, /* arg = */ NULL) != 0)
 #else
@@ -612,7 +612,7 @@
 
 #ifdef RTNL_DUMP_FILTER_FIVE_ARGS
       if (rtnl_dump_filter (&rth, qos_filter, (void *) &ifindex,
-	    NULL, NULL) != 0)
+	    (rtnl_filter_t)NULL, NULL) != 0)
 #elif defined(RTNL_DUMP_FILTER_THREE_ARGS)
       if (rtnl_dump_filter (&rth, qos_filter, /* arg = */ &ifindex) != 0)
 #else