int CSerial::Open(int iPort, int iSetting)
{
        int iResult = ERROR_OPEN_SERIAL;
        if( m_iOpened )
        {/* Opened*/
                iResult = ACK;
        }
        else
        {
                unsigned int uiStatus = ACK;
                uiStatus = _bios_serialcom(eComInit , iPort, iSetting);

                /*
                if ( uiStatus & eDsr)
                {
                        if ( uiStatus & eCts)
                        {
                        */
                                m_iOpened = 1;
                                iResult = ACK;
                                m_iPort = iPort;
                                /*
                        }
                        else
                        {
                                iResult = eNoCts;
                        }
                }
                else
                {
                        iResult = eNoDsr;
                }
                */
        }
        return iResult;
}