[RFA 00/12] Small help text tweaks

[Eli Zaretskii]

> From: Tom Tromey <tom@tromey.com>
> Date: Mon, 30 Apr 2018 08:37:19 -0600
> 
> I've long understood the GNU style for "metasyntactic variables" --
> text that is a placeholder for some value -- to be to write them in
> all caps.  For example, from "gdb --help":
> 
>   --core=COREFILE    Analyze the core dump COREFILE.
> 
> However, while researching for this post, I couldn't actually find
> this in the GNU coding standards -- I thought it was there, but the
> closest I could find was in the Emacs Lisp manual.

It's actually a simple side effect of how Texinfo formats @var{..} in
Info output.  I think.