case "$THIS_SUB_DEPENDS" in
 ILU) message "${MESSAGE_COLOR}Forcing enable of ILU${DEFAULT_COLOR}"  &&
      DEVIL_ILU='--enable-ILU'  ;;
   *) message "${PROBLEM_COLOR}Bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}" ;
   return 1;;
esac