code: public EEnum getFNCXftUnits() {
  		if (fncXftUnitsEEnum == null) {
  			fncXftUnitsEEnum = (EEnum)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(22);
  		}
  		return fncXftUnitsEEnum;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated