Re: terminal scrolling in help

[Eli Zaretskii]

> From: Stefan Kangas <stefankangas@gmail.com>
> Date: Mon, 13 Dec 2021 05:49:36 -0800
> Cc: emacs-devel@gnu.org
> 
> >> I am wondering why the scroll advice was changed?
> 
> Because those are more natural keys to use on graphical displays.
> 
> > How about providing a patch that adds SPC and DEL to the advice?
> 
> Can we detect that we are running in a terminal and show SPC and DEL
> there, while showing <PageDown> and <PageUp> on graphical displays?

We can, but why?  PageUp/PageDown are available on some terminals as
well, and SPC/DEL are available on GUI displays.