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#### basic_serial_port::get_option

Get an option from the serial port.

    template<
        typename GettableSerialPortOption>
    void get_option(
        GettableSerialPortOption & option);

    template<
        typename GettableSerialPortOption>
    boost::system::error_code get_option(
        GettableSerialPortOption & option,
        boost::system::error_code & ec);