Mode

    pub const Mode = enum {
        /// Provides sequenced, reliable, two-way, connection-based byte
        /// streams. An out-of-band data transmission mechanism may be
        /// supported.
        stream,
        /// Supports datagrams (connectionless, unreliable messages of a fixed
        /// maximum length).
        dgram,
        /// Provides  a  sequenced,  reliable,  two-way connection-based data
        /// transmission path for datagrams of fixed maximum length; a consumer
        /// is required to read an entire packet with each input system call.
        seqpacket,
        /// Provides raw network protocol access.
        raw,
        /// Provides a reliable datagram layer that does not guarantee ordering.
        rdm,
    }