$OpenBSD: patch-qconfig_c,v 1.1.1.1 2018/08/28 15:09:08 bcallah Exp $

Index: qconfig.c
--- qconfig.c.orig
+++ qconfig.c
@@ -16,6 +16,7 @@
 #include <ctype.h>
 #include <stdio.h>
 #include <math.h>
+#include <stdarg.h>
 #include <stdlib.h>
 #include <string.h>
 
