From 9440bc0c6d6269959e29b82b03d89475268bc2cd Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Wed, 21 Oct 2020 19:19:45 +0200
Subject: [PATCH] - avoid using ptrdiff_t in templated contexts.

Some systems map this to 'long' instead of 'long long' and not everything provides handlers for this type.
---
 source/games/duke/src/savegame.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/games/duke/src/savegame.cpp b/source/games/duke/src/savegame.cpp
index cbdf5130d..284e190a4 100644
--- a/source/games/duke/src/savegame.cpp
+++ b/source/games/duke/src/savegame.cpp
@@ -42,7 +42,7 @@ extern FixedBitArray<MAXSPRITES> activeSprites;
 
 template<> FSerializer& Serialize(FSerializer& arc, const char* key, Duke3d::weaponhit*& ht, Duke3d::weaponhit** def)
 {
-	ptrdiff_t index = ht? ht - Duke3d::hittype : -1;
+	int index = ht? int(ht - Duke3d::hittype) : -1;
 	assert(index >= -1 && index < MAXSPRITES);
 	Serialize(arc, key, index, nullptr);
 	ht = index < 0? nullptr : &Duke3d::hittype[index];