+#ifdef WM_TOUCH\r
+typedef BOOL (WINAPI *pRegisterTouchWindow)(HWND,ULONG);\r
+static pRegisterTouchWindow fghRegisterTouchWindow = (pRegisterTouchWindow)0xDEADBEEF;\r
+#endif\r
+\r
+/* \r
+ * Helper functions for getting client area from the window rect\r
+ * and the window rect from the client area given the style of the window\r
+ * (or a valid window pointer from which the style can be queried).\r
+ */\r
+extern void fghGetBorderWidth(const DWORD windowStyle, int* xBorderWidth, int* yBorderWidth);\r
+\r