Fix WndProc for Win64

haskell · Mar 16, 2012 · c42bc46 · c42bc46
1 parent fe0dad3
commit c42bc46
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cbits/WndProc.c b/cbits/WndProc.c
@@ -71,7 +71,7 @@ LRESULT CALLBACK genericWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lPara
     LRESULT lr;
 
     if (hwnd) {
-	LONG wndprocptr = GetWindowLong(hwnd,GWL_USERDATA);
+	LONG_PTR wndprocptr = GetWindowLongPtr(hwnd,GWLP_USERDATA);
 	if (wndprocptr) {
 	    lr = ((LRESULT (*)(HWND,UINT,WPARAM,LPARAM))(wndprocptr))(hwnd,msg,wParam,lParam);
 #if 0