From 2dfe4c2a27ccfca8489f2afec35562d132678676 Mon Sep 17 00:00:00 2001
From: nhmall <nhmall@nethack.org>
Date: Mon, 22 May 2023 14:25:08 -0400
Subject: [PATCH] newest VSI C compiler uses different predefined macro

recognize __vms predefined compiler macro and ensure that VMS
is also defined because that is what NetHack source files
currently expect.
---
 include/global.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/global.h b/include/global.h
index c734ccaf7..6c6ade501 100644
--- a/include/global.h
+++ b/include/global.h
@@ -166,6 +166,11 @@ typedef uchar nhsym;
  * Please don't change the order.  It does matter.
  */
 
+#ifdef __vms
+#ifndef VMS
+#define VMS
+#endif
+#endif
 #ifdef VMS
 #include "vmsconf.h"
 #endif