code: func NewDUIDLL(hardwareType uint16, hardwareAddr net.HardwareAddr) *DUIDLL {
  	return &DUIDLL{
  		Type:         DUIDTypeLL,
  		HardwareType: hardwareType,
  		HardwareAddr: hardwareAddr,
  	}
  }
docs: // NewDUIDLL generates a new DUIDLL from an input IANA-assigned hardware
  // type and a hardware address.