--- mstools/samples/wxform/wxform.h	2018/08/09 18:20:41	1.1
+++ mstools/samples/wxform/wxform.h	2018/08/09 18:21:40	1.1.1.2
@@ -1,9 +1,9 @@
 /*  wxform.h -- header file for World transform sample.  */
 
 
-LRESULT MainWndProc     (HWND, UINT, WPARAM, LPARAM);
-LRESULT TransformDlgProc(HWND, UINT, WPARAM, LPARAM);
-LRESULT MouseDlgProc    (HWND, UINT, WPARAM, LPARAM);
+LRESULT CALLBACK MainWndProc     (HWND, UINT, WPARAM, LPARAM);
+LRESULT CALLBACK TransformDlgProc(HWND, UINT, WPARAM, LPARAM);
+LRESULT CALLBACK MouseDlgProc    (HWND, UINT, WPARAM, LPARAM);