// UnmarshalText implements the encoding.TextUnmarshaler interface.
func (e *POSITION_TARGET_TYPEMASK) UnmarshalText(text []byte) error {
	labels := strings.Split(string(text), " | ")
	var mask POSITION_TARGET_TYPEMASK
	for _, label := range labels {
		if value, ok := values_POSITION_TARGET_TYPEMASK[label]; ok {
			mask |= value
		} else if value, err := strconv.Atoi(label); err == nil {
			mask |= POSITION_TARGET_TYPEMASK(value)
		} else {
			return fmt.Errorf("invalid label '%s'", label)
		}
	}
        //missing statement here:
        //       *e=mask
	return nil
}