[libc-commits] [libc] Reland: [libc] implement ioctl #85890 (PR #90317)

[Nhat Nguyen via libc-commits]

changkhothuychung wrote:

@nickdesaulniers Hi, any update on this? Also can you help me confirm with the full-build mode? My laptop (mac m1) has issues with full-build mode, thanks! 

https://github.com/llvm/llvm-project/pull/90317