[Feature Request]Ignore negative fd in poll(2)
Requested by nix-rust/nix#2254, I would like to have poll(2) ignore the pollfds that have a negative file descriptor
This is not specified in the POSIX spec, but almost all the OSes have this feature implemented:
| OS | Supported |
|---|---|
| darwin | Yes |
| linux | Yes |
| android | Probably yes |
| freebsd | Yes |
| dragonfly | Yes |
| netbsd | Yes |
| openbsd | Yes |
| illumos | Yes |
| solaris | Yes |
| haiku | Yes |
| redox | No |