21.2 Out of sync: window-minibuffer-p arg is optional in Emacs
Emacs 20.4 reports:
window-minibuffer-p is a built-in function.
Returns non-nil if WINDOW is a minibuffer window.
(window-minibuffer-p &optional WINDOW)
==========
(emacs-version) "XEmacs 21.2 (beta20) \"Yoko\" [Lucid] (i586-pc-win32) of
Fri Nov 12 1999 on NEVERYON"
`window-minibuffer-p' is a built-in function
(window-minibuffer-p WINDOW)
Documentation:
Return non-nil if WINDOW is a minibuffer window.
Please sync this...
jari