docs: def _root_dirent(self):
          """Returns the root folder dirent as filesystem_walk API doesn't."""
          fstat = self._filesystem.stat('/')
  
          yield Dirent(fstat['ino'], self._filesystem.path('/'),
                       fstat['size'], 'd', True,
                       timestamp(fstat['atime'], 0),
                       timestamp(fstat['mtime'], 0),
                       timestamp(fstat['ctime'], 0),
                       0)