GNU bug report logs - #50058
28.0.5; emacs build fails with undefined reference to malloc_info

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 50058 <at> debbugs.gnu.org, birdsite <at> airmail.cc
Subject: bug#50058: 28.0.5; emacs build fails with undefined reference to malloc_info
Date: Sat, 14 Aug 2021 20:31:23 +0300

> From: Lars Ingebrigtsen <larsi <at> gnus.org>
> Cc: birdsite <at> airmail.cc,  50058 <at> debbugs.gnu.org
> Date: Sat, 14 Aug 2021 19:12:37 +0200
> 
> I think musl, on purpose, doesn't define anything to allow us to
> identify that we're using it? 
> 
> https://wiki.musl-libc.org/faq.html
> 
> Or I may be misunderstanding something.
> 
> But if that's the case, we have to just test explicitly for malloc_info
> in configure.ac...

Yes.  Or we could use something to single out glibc, if there is such
a macro.

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