Method send

tests/rigctld_test.cpp:2124–2128

    }

    void send(const QString& cmd)
    {
        QByteArray ba = ('+' + cmd + QLatin1Char('\n')).toUtf8();
        ::write(m_fd, ba.constData(), ba.size());
    }

    QStringList readUntilRprt()
    {