[libc-commits] [libc] [libc] add an _Exit declaration to the _Exit proxy func header (PR #114904)

[Job Henandez Lara via libc-commits]

Jobhdez wrote:

> LGTM, please update the title and description

ok I will. do you want me to merge after I change the title? or do you want to merge yourself?

https://github.com/llvm/llvm-project/pull/114904