$OpenBSD: patch-conf_c,v 1.6 2015/03/16 15:21:58 naddy Exp $
--- conf.c.orig	Sat May  3 23:50:07 2014
+++ conf.c	Mon Mar 16 16:08:57 2015
@@ -16,7 +16,6 @@
 
 #include <stdio.h>
 #include <ctype.h>
-#include <tzfile.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
@@ -675,8 +674,10 @@ void conf_ifxflags(FILE *output, int ifs, char *ifname
  		/* set mpls mode for eth interfaces */
 		if (ifr.ifr_flags & IFXF_MPLS)
 			fprintf(output, " mpls\n");
+#ifdef IFXF_NOINET6
 		if (ifr.ifr_flags & IFXF_NOINET6)
 			fprintf(output, " no inet6\n");
+#endif
 #ifdef IFXF_INET6_PRIVACY
 		if (ifr.ifr_flags & IFXF_INET6_PRIVACY)
 			fprintf(output, " autoconfprivacy\n");
