$OpenBSD: patch-src_include_OpenImageIO_strutil_h,v 1.3 2021/01/05 20:53:18 jca Exp $

Add missing header for ports-gcc

Index: src/include/OpenImageIO/strutil.h
--- src/include/OpenImageIO/strutil.h.orig	Tue Dec  1 12:39:14 2020
+++ src/include/OpenImageIO/strutil.h	Thu Dec  3 16:42:07 2020
@@ -14,6 +14,7 @@
 
 #pragma once
 
+#include <cstdarg>
 #include <cstdio>
 #include <map>
 #include <sstream>
