[libc-commits] [libc] [libc] Add libc-headers-build custom target (PR #191160)

[Jeff Bailey via libc-commits]

kaladron wrote:

> I'm not picky about the spelling, this would be very handy.

I'm changing to generate-libc-headers for consistency with libcxx

https://github.com/llvm/llvm-project/pull/191160