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From: Chong Yidong <cyd@gnu.org>
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Subject: Re: What version of Emacs still requires '*' in defcustom docs?
Date: Sun, 12 Feb 2012 18:16:20 +0800
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To: Glenn Morris <rgm@gnu.org>
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Glenn Morris <rgm@gnu.org> writes:

> The practice of giving the docs of defcustoms a leading '*' doesn't
> seem to want to die out. For those of you doing this, what version of
> Emacs are you trying to support that requires this?
>
> Eg GNU Emacs has not needed this since at least 21.1 (see
> user-variable-p).

FWIW, I intend to convert user-variable-p into an alias for
custom-variable-p after the release.