From cd39eb53209ee3fa6dc6683992bd2f85ec8bfb0f Mon Sep 17 00:00:00 2001
From: sezero <sezero@users.sourceforge.net>
Date: Tue, 11 Sep 2018 19:10:51 +0300
Subject: [PATCH] fx64.h: Watcom 11.0 added "long long" support, adjust
 accordingly.

The legacy Watcom <= 10.5 code of 3dfx didn't compile using OpenWatcom.
---
 swlibs/fxmisc/fx64.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/swlibs/fxmisc/fx64.h b/swlibs/fxmisc/fx64.h
index 9900c7c..1655aad 100644
--- a/swlibs/fxmisc/fx64.h
+++ b/swlibs/fxmisc/fx64.h
@@ -30,7 +30,15 @@
 ** WATCOMC
 */
 #if defined(__WATCOMC__)
+#if (__WATCOMC__ < 1100)
    #define FX_BIT64(n) ( FX_SHL64( i64_one, n ) )
+#else
+   typedef signed long long FxI64;
+   typedef unsigned long long FxU64;
+   #define NATIVE_64_SUPPORT 1
+   #define FX_MASK64(n) (0xFFFFFFFFFFFFFFFFLL >> (64-(n)))
+   #define FX_BIT64(n) (((FxI64)1) << (n))
+#endif
 /*
 ** GCC
 */