$OpenBSD: patch-src_util_h,v 1.1 2019/08/29 21:30:21 cwen Exp $

Add missing headers for ports-gcc

Index: src/util.h
--- src/util.h.orig
+++ src/util.h
@@ -31,6 +31,7 @@
   #include <config.h>
 #endif
 
+#include <algorithm>
 #include <string>
 #include <vector>
 #include <unistd.h>
