[libc-commits] [libc] [libc] Support configurable errno modes (PR #98287)

[Joseph Huber via libc-commits]

https://github.com/jhuber6 commented:

I like the concept, we mostly provide a global errno just to make things like libc++ happy. Though maybe it would be better to disable it there as well...

https://github.com/llvm/llvm-project/pull/98287