These override values given in window system configuration data,
including X Windows' defaults database.
For values specific to the first Emacs frame, see `initial-frame-alist'.
+For window-system specific values, see `window-system-default-frame-alist'.
For values specific to the separate minibuffer frame, see
`minibuffer-frame-alist'.
The `menu-bar-lines' element of the list controls whether new frames