Re: Easy configuration of a site-lisp directory

[Eli Zaretskii]

> From: "Basil L. Contovounesios" <contovob@tcd.ie>
> Cc: Stefan Monnier <monnier@iro.umontreal.ca>,  cpitclaudel@gmail.com,
>   yuri.v.khan@gmail.com,  arthur.miller@live.com,  emacs-devel@gnu.org
> Date: Wed, 11 Aug 2021 14:42:31 +0100
> 
> >> The magic is the `find-function-C-source-directory` variable
> >
> > That's irrelevant to M-. I think.
> 
> FWIW, I run an installed Emacs, but tell M-. to prefer the Git sources
> with the following MWE:

Is this for Lisp only?  Because AFAICT it does nothing for C sources.