--- q_a/samples/virtmem/virtmem.c	2018/08/09 18:29:19	1.1.1.1
+++ q_a/samples/virtmem/virtmem.c	2018/08/09 18:29:33	1.1.1.2
@@ -318,7 +318,7 @@ LONG APIENTRY MainWndProc (HWND hwnd,
 
 
             case IDM_SHOW:
-              DialogBox (hInst, "Page_Info", hwnd, ShowDlgProc);
+              DialogBox (hInst, "Page_Info", hwnd, (DLGPROC)ShowDlgProc);
               return (0);