bug#46594: Use short answers

[Lars Ingebrigtsen]

Juri Linkov <juri@linkov.net> writes:

> As discussed in
> https://lists.gnu.org/archive/html/emacs-devel/2020-12/msg01915.html
> here is an option that accomplishes the mapping of
> (defalias 'yes-or-no-p 'y-or-n-p)

Makes sense to me -- having a variable instead of this extremely common
defalias is better design.

> This is a related option, but I'm not sure if it should be mentioned
> in the docstring.  Maybe a simple reference should be sufficient?

I think mentioning it in the `yes-or-no-p' doc string would be good.

-- 
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   bloggy blog: http://lars.ingebrigtsen.no