bug#48804: 27.2; compilation emacs on macOS

[Eli Zaretskii]

> From: Niels Søndergaard <nisoni@algon.dk>
> Date: Fri, 4 Jun 2021 16:08:10 +0200
> Cc: Niels Søndergaard <nisoni@algon.dk>,
>  Alan Third <alan@idiocy.org>,
>  Konrad Podczeck <konrad.podczeck@univie.ac.at>,
>  48804@debbugs.gnu.org
> 
> Yes, 10.2.0_4
> 
> installed by Homebrew ben default on my machine

That's the problem: AFAIK Emacs cannot be built on macOS with GCC.
And I don't think not specifying --with-ns avoids that problem.

But I may be wrong, so please wait for Alan to respond.