FdConn wraps a file descriptor in a standard *net.UnixConn object, or returns an error if the file descriptor does not point to a unix socket.

Listen is a convenience interface for applications to create service endpoints which can be easily used with existing networking code.

MsgDesc returns a human readable description of a beam message, usually for debugging purposes.

SendRPipe create a pipe and sends its *read* end attached in a beam message to `dst`, with `data` as the message payload.

SendWPipe create a pipe and sends its *read* end attached in a beam message to `dst`, with `data` as the message payload.

SocketPair is a convenience wrapper around the socketpair(2) syscall.