protected unsafe void EnableActionGetRecordTaskConflicts()
        {
            iCallbackGetRecordTaskConflicts = new CallbackGetRecordTaskConflicts(DoGetRecordTaskConflicts);
            IntPtr ptr = GCHandle.ToIntPtr(iGch);

            DvServiceUpnpOrgScheduledRecording2EnableActionGetRecordTaskConflicts(iHandle, iCallbackGetRecordTaskConflicts, ptr);
        }
 static extern void DvServiceUpnpOrgScheduledRecording2EnableActionGetRecordTaskConflicts(uint aHandle, CallbackGetRecordTaskConflicts aCallback, IntPtr aPtr);