Index: win32ss/user/ntuser/menu.c
===================================================================
--- win32ss/user/ntuser/menu.c	(revision 68283)
+++ win32ss/user/ntuser/menu.c	(working copy)
@@ -992,7 +992,7 @@
    PITEM MenuItem;
    DWORD res;
 
-   if (!(MenuItem = MENU_FindItem( &MenuObject, &uIDCheckItem, uCheck ))) return -1;
+   if (!(MenuItem = MENU_FindItem (&MenuObject, &uIDCheckItem, MF_BYPOSITION))) return -1;
 
    res = (DWORD)(MenuItem->fState & MF_CHECKED);