bug#69483: 29.2; "\fC" macro in ox-man.el

[Eli Zaretskii]

> From: Xiyue Deng <manphiz@gmail.com>
> Date: Thu, 29 Feb 2024 16:21:26 -0800
> 
> 
> "mu4e"[1] (a popular Emacs mail client) uses Org to generate its
> manpages.  However, the generated output contains macros that are not
> understood by groff.  After some debugging, Jeremy traced this back to
> the macro "\fC" used in ox-man.el[2].  Git history shows that this may
> have been there since the beginning.  We tried to find a documentation
> for the "\fC" macro but has not been able to find one.  Jeremy suggests
> that "C" may be an old alias for Courier, and if that's the case it
> should be changed to "\f[CR]".  Would be great if Org people can
> confirm.
> 
> [1] https://github.com/djcb/mu
> [2] E.g. 
> https://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/org/ox-man.el#n362
>     (Credit to Jeremy Sowden <jeremy@azazel.net>)

Thanks.  I think this should be reported to the Org developers first,
as ox-man.el is developed and maintained by them.