Unfortunate interaction of glibc-2.44 and gnulib regarding posix_spawn_file_actions_addchdir => infinite recursion

[Bruno Haible]

Collin Funk wrote:
> Does the attached patch work? ...
> 
> Note that I also haven't pushed it yet, since I suspect we will want to
> update the outdated commentary to reflect the fact that this is now
> standardized. And also consider not compiling these files
> unconditionally.

While your patch is correct, and what you say is correct as well, I see it
as a glibc bug in the first place. Reported at
  https://sourceware.org/bugzilla/show_bug.cgi?id=34437

Bruno