bug#64698: 29.0.92; on netbsd 9.3, gmake and "gmake bootstrap" fail to proceed

[Eli Zaretskii]

> Date: Fri, 21 Jul 2023 13:13:36 +0300
> From: Valtteri Vuorikoski <vuori@notcom.org>
> Cc: eggert@cs.ucla.edu, van.ly@sdf.org, luangruo@yahoo.com, 
>       64698@debbugs.gnu.org
> 
> > Patches are welcome for preferring bsd-ossaudio on NetBSD.
> 
> If you want to apply it for -30, this basically implements the
> suggestion that was already dnl'd in configure.ac. Emacs will end up
> using ossaudio even if the alsa-lib pkgsrc package is installed.

Thanks.  The comments say "NetBSD", but I don't quite see where this
change affects only the *BSD systems, let alone NetBSD alone.  Maybe
we should add that condition explicitly?  I'd hate to break some other
system while fixing NetBSD.

> People who want alsa should be able to still get it with
> --with-sound=alsa.

This should probably be mentioned in NEWS, then.