[compiler-rt] [sanitizer] Remove usage of termios ioctl constants on Linux glibc since 2.41 (PR #149140)

[Thurston Dang via llvm-commits]

thurstond wrote:

> hi? is anyone here to merge the patch?

The buildbots (http://google.github.io/sanitizers/show_bots.html), especially the MSan ones, are in a bad state. Out of an abundance of caution, it would be good to wait until they are green again before merging.

https://github.com/llvm/llvm-project/pull/149140