code: func (c *DedupConfig) Copy() *DedupConfig {
  	if c == nil {
  		return nil
  	}
  
  	var o DedupConfig
  	o.Enabled = c.Enabled
  	o.MaxStale = c.MaxStale
  	o.Prefix = c.Prefix
  	o.TTL = c.TTL
  	return &o
  }
docs: // Copy returns a deep copy of this configuration.