[libc-commits] [libc] [libc][darwin] add syscall numbers from macos sdk (PR #166354)

[Shreeyash Pandey via libc-commits]

bojle wrote:

Yes. Looks ready to me. @michaelrj-google concern was the extra inlcude in syscall.h.def, that has been removed. There are PRs lower in the stack, I'll merge and clear these up in a few days (Got a little busy these days). 

https://github.com/llvm/llvm-project/pull/166354