[PATCH] libstdc++-v3: check for openat

[Alexandre Oliva]

On Jun 23, 2022, Alexandre Oliva <oliva@adacore.com> wrote:

> 	* aclocal.m4, configure, config.h.in: Rebuilt.

Dropped aclocal.m4 for the checkin, thanks to the ChangeLog checker.

-- 
Alexandre Oliva, happy hacker                https://FSFLA.org/blogs/lxo/
   Free Software Activist                       GNU Toolchain Engineer
Disinformation flourishes because many people care deeply about injustice
but very few check the facts.  Ask me about <https://stallmansupport.org>