protected unsafe void EnableActionGetSortCapabilities()
        {
            iCallbackGetSortCapabilities = new CallbackGetSortCapabilities(DoGetSortCapabilities);
            IntPtr ptr = GCHandle.ToIntPtr(iGch);

            DvServiceUpnpOrgContentDirectory3EnableActionGetSortCapabilities(iHandle, iCallbackGetSortCapabilities, ptr);
        }
        protected unsafe void EnableActionGetSortCapabilities()
        {
            iCallbackGetSortCapabilities = new CallbackGetSortCapabilities(DoGetSortCapabilities);
            IntPtr ptr = GCHandle.ToIntPtr(iGch);

            DvServiceUpnpOrgScheduledRecording2EnableActionGetSortCapabilities(iHandle, iCallbackGetSortCapabilities, ptr);
        }
 static extern void DvServiceUpnpOrgContentDirectory3EnableActionGetSortCapabilities(uint aHandle, CallbackGetSortCapabilities aCallback, IntPtr aPtr);
 static extern void DvServiceUpnpOrgScheduledRecording2EnableActionGetSortCapabilities(uint aHandle, CallbackGetSortCapabilities aCallback, IntPtr aPtr);