bug#54993: 28.1; Editing etc/NEWS on master with Emacs 28 signals an error

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: 54993@debbugs.gnu.org
> Date: Sun, 17 Apr 2022 21:37:36 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> >> What's your suggestion for how this should work, then?  etc/NEWS in
> >> auto-mode-alist?
> >
> > Either that, or private customizations.
> 
> Sure, it might make sense for people that use Emacs 28 to edit NEWS in
> Emacs 29 to use something like the following customisation:
> 
> (unless (fboundp 'emacs-news-mode)
>   (defun emacs-news-mode ()
>     (let ((inhibit-local-variables-regexps '(".*")))
>       (outline-mode))))

That's not what I meant, and you know it.