extern static public int lineGetNewCalls( IntPtr hLine, int dwAddressID, LINECALLSELECT dwSelect, /*LPLINECALLLIST*/ byte[] lpCallList );
extern static public int lineGetID( IntPtr hLine, int dwAddressID, IntPtr hCall, LINECALLSELECT dwSelect, /*LPVARSTRING*/ byte[] lpDeviceID, string lpszDeviceClass );