code: func (m *dirsMap) Load(key string) (bool, bool) {
  	i, ok := m.data.Load(m.normalizeKey(key))
  	if !ok {
  		return false, false
  	}
  	s, ok := i.(bool)
  	return s, ok
  }
docs: // Load the key from the map.
  // Returns bool or bool.
  // A false return indicates either the key was not found
  // or the value is not of type bool