TCPStream: Avoid SIGPIPE signals.
TCPStream: Avoid SIGPIPE signals.

On Mac, this is done by setting SO_NOSIGPIPE on the socket.
On Linux, this is done with MSG_NOSIGNAL on the send call.

333fred/ntcore,wpilibsuite/ntcore,333fred/ntcore,wpilibsuite/ntcore,wpilibsuite/ntcore,robotdotnet/ntcore,333fred/ntcore,robotdotnet/ntcore,robotdotnet/ntcore,wpilibsuite/ntcore,333fred/ntcore,robotdotnet/ntcore