bug#20681: Build failure [MSYS2/MINGW64, OSX]

[Eli Zaretskii]

> Date: Sat, 30 May 2015 14:02:51 +0200
> From: Andreas Grünbacher <andreas.gruenbacher@gmail.com>
> Cc: Nick Andryshak <nandryshak@gmail.com>, 20681@debbugs.gnu.org, 
>       Paul Eggert <eggert@cs.ucla.edu>, Angelo Graziosi 
> <angelo.graziosi@alice.it>
> 
> Could you check if coreutils from
> https://github.com/andreas-gruenbacher/coreutils,
> master branch, builds on MinGW? (The upstream version of coreutils doesn't use
> the latest version of gnulib yet, but this version does.)

Coreutils doesn't build with MinGW for ages, so this is not a good
method of investigating the issue, IMO.

> If that fails, what config.h do you get there, and does it differ from
> the config you get with
> git://git.savannah.gnu.org/coreutils.git? Do the Savannah coreutils build?

Please tell what do you want to see in confg.h, specifically.  I can
force the Emacs development head to compile set-permissions.c, so
perhaps Emacs's config.h will do.