public int FlushFileBuffers(int midx, String filename, DokanFileInfo info)
        {
            CFile ix = get_cfile_internal(midx, filename);

            if (ix == null)
            {
                return(-DokanNet.ERROR_PATH_NOT_FOUND);
            }

            ix.open_file(false);
            ix.sync();
            ix.set_dokanio_flag2(false);
            REDDY.FSIDList[midx].set_dirty(true);
            return(0);
        }