bug#41242: Port feature/native-comp to Windows - Determine the emacs root dir...

[Eli Zaretskii]

> From: Andrea Corallo <akrl@sdf.org>
> Date: Wed, 27 May 2020 21:02:45 +0000
> Cc: 41242@debbugs.gnu.org
> 
> I've attached the current Nico's patch in case someone wants to engage,
> here some comments from me.

I agree with all your comments.

Thanks.