$OpenBSD: patch-resource_c,v 1.1 2016/10/20 20:25:19 jturner Exp $
--- resource.c.orig	Thu Oct 20 16:22:57 2016
+++ resource.c	Thu Oct 20 16:23:06 2016
@@ -18,6 +18,7 @@
 
 #include <assert.h>
 #include <limits.h>
+#include <stdarg.h>
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>
