anchor.diff:      else
           RETVAL=0
       fi
  +    [[ $RETVAL = 0 ]] && success || failure
  +    echo
       return $RETVAL
   }
   
  
positive.code:     else
          RETVAL=0
      fi
      return $RETVAL
  }
  
  
negative.code:         exit $RETVAL
  esac
  
  exit $RETVAL
  