bug#5215: 23.1.50; blink-cursor-mode docstring

[email protected] Tue, 15 Dec 2009 05:40:15 +0800

Newsgroups	gmane.emacs.bugs,gmane.emacs.pretest.bugs
Message-ID	<[email protected]>

One finds
(custom-set-variables
 '(blink-cursor-mode nil)...
However
  blink-cursor-mode is an interactive compiled Lisp function in...
  With a numeric argument, turn blinking cursor mode on if ARG is
  positive,...
But only numeric arguments are mentioned. And a quick peek in the Emacs
Lisp manual doesn't say if nil is a numeric argument. Therefore the
docstring of blink-cursor-mode should be beefed up perhaps.

Compare
  size-indication-mode is an interactive compiled Lisp function in...
  With ARG, turn Size Indication mode on if ARG is positive...