FLAG_MULT_PORT
port->flags &= ~FLAG_MULT_PORT;
port->flags &= ~FLAG_MULT_PORT;
port->flags &= ~FLAG_MULT_PORT;
port->flags &= ~FLAG_MULT_PORT;
port->flags &= ~FLAG_MULT_PORT;
port->flags &= ~FLAG_MULT_PORT;
port->flags |= FLAG_MULT_PORT;
port->flags |= FLAG_MULT_PORT;
port->flags |= FLAG_MULT_PORT;
if (port->flags & FLAG_MULT_PORT)