[REACTX] Fix 64 bit issues

[reactos.git] / win32ss / reactx / dxg / dxg_int.h

diff --git a/win32ss/reactx/dxg/dxg_int.h b/win32ss/reactx/dxg/dxg_int.h
index dec1334..fa9c317 100644 (file)
--- a/win32ss/reactx/dxg/dxg_int.h
+++ b/win32ss/reactx/dxg/dxg_int.h
@@ -11,7 +11,7 @@
 #define NT_BUILD_ENVIRONMENT
 
 #define DDHMG_HANDLE_LIMIT 0x200000
-#define DDHMG_HTOI(DdHandle) ((DWORD)DdHandle & (DDHMG_HANDLE_LIMIT-1))
+#define DDHMG_HTOI(DdHandle) ((DWORD_PTR)DdHandle & (DDHMG_HANDLE_LIMIT-1))
 
 
 #include <windef.h>