pub const MACH_MSG_TYPE = enum(mach_msg_type_name_t) {
    /// Must hold receive right
    MOVE_RECEIVE = 16,
    /// Must hold send right(s)
    MOVE_SEND = 17,
    /// Must hold sendonce right
    MOVE_SEND_ONCE = 18,
    /// Must hold send right(s)
    COPY_SEND = 19,
    /// Must hold receive right
    MAKE_SEND = 20,
    /// Must hold receive right
    MAKE_SEND_ONCE = 21,
    /// NOT VALID
    COPY_RECEIVE = 22,
    /// Must hold receive right
    DISPOSE_RECEIVE = 24,
    /// Must hold send right(s)
    DISPOSE_SEND = 25,
    /// Must hold sendonce right
    DISPOSE_SEND_ONCE = 26,
}