[libc-commits] [libc] [libc] continues header cleanup process (PR #65556)

[Guillaume Chatelet via libc-commits]

https://github.com/gchatelet requested changes to this pull request.

Thx for the PR @cjdb !
There's one minor change but I'll take care of it. I'll submit it as well. 

https://github.com/llvm/llvm-project/pull/65556