SYS_SHUTDOWN
Shuts down part of a full-duplex connection. Arguments:
`1st` | Socket descriptor.
`2nd` | Direction to shutdown. Currently this argument is discarded (actually always treated as READ+WRITE)
Return values If the system call succeeds the return value is 0. If the system call fails the return value is one of the following errno values:
`-EBADF` | `1st argument is not a valid descriptor.`
`-ENOTCONN` | `The specified socket is not connected.`
`-ENOTSOCK` | `1st argument is a file, not a socket.`
Remarks n/a Compatibility n/a