From 4263b4fa58cbc472c9d7dfaafd6de859df75f635 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Mon, 3 Jan 2011 14:39:41 -0800
Subject: [PATCH] Fixed crash on Windows XP

---
 src/video/win32/SDL_win32window.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/video/win32/SDL_win32window.c b/src/video/win32/SDL_win32window.c
index 317435509..da8de070f 100644
--- a/src/video/win32/SDL_win32window.c
+++ b/src/video/win32/SDL_win32window.c
@@ -145,7 +145,9 @@ SetupWindowData(_THIS, SDL_Window * window, HWND hwnd, SDL_bool created)
     }
 
 	/* Enable multi-touch */
-	videodata->RegisterTouchWindow(hwnd, (TWF_FINETOUCH|TWF_WANTPALM));
+    if (videodata->RegisterTouchWindow) {
+        videodata->RegisterTouchWindow(hwnd, (TWF_FINETOUCH|TWF_WANTPALM));
+    }
 
     /* All done! */
     window->driverdata = data;
@@ -642,5 +644,4 @@ SDL_HelperWindowDestroy(void)
     }
 }
 
-
 /* vi: set ts=4 sw=4 expandtab: */