74     m_descriptor (kInvalidDescriptor),  in File()
83     m_descriptor (kInvalidDescriptor),  in File()
110         return m_descriptor;  in GetDescriptor()
126     m_descriptor = fd;  in SetDescriptor()
143                     m_stream = ::fdopen (m_descriptor, mode);  in GetStream()
170         m_descriptor = ::fcntl(rhs.GetDescriptor(), F_DUPFD);  in Duplicate()
239         m_descriptor = ::open(path, oflag, mode);  in Open()
240     } while (m_descriptor < 0 && errno == EINTR);  in Open()
266                 if (::close (m_descriptor) != 0)  in Close()
270         m_descriptor = kInvalidDescriptor;  in Close()
327         result = ::lseek (m_descriptor, offset, SEEK_SET);  in SeekFromStart()
362         result = ::lseek (m_descriptor, offset, SEEK_CUR);  in SeekFromCurrent()
397         result = ::lseek (m_descriptor, offset, SEEK_END);  in SeekFromEnd()
458             err = ::fsync (m_descriptor);  in Sync()
480             bytes_read = ::read (m_descriptor, buf, num_bytes);  in Read()
523             bytes_written = ::write (m_descriptor, buf, num_bytes);  in Write()
654             bytes_written = ::pwrite (m_descriptor, buf, num_bytes, offset);  in Write()