$OpenBSD: patch-src_celutil_basictypes_h,v 1.1 2017/04/23 11:09:51 espie Exp $
--- src/celutil/basictypes.h.orig	Sun Apr 23 12:19:41 2017
+++ src/celutil/basictypes.h	Sun Apr 23 12:20:10 2017
@@ -31,7 +31,9 @@ typedef unsigned __int64 uint64;
 #include <limits>
 typedef          int64_t int64;
 typedef         uint64_t uint64;
+#ifndef INT64_MAX
 #define INT64_MAX 9223372036854775807LL
+#endif
 #ifndef UINT64_MAX
 #define UINT64_MAX 0xffffffffffffffffULL
 #endif
