case $THIS_SUB_DEPENDS in
      DB) is_depends_enabled $SPELL db;;
  SQLITE) is_depends_enabled $SPELL sqlite;;
   EXPAT) is_depends_enabled $SPELL expat;;
       *) message "${PROBLEM_COLOR}bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}"
          return 1;;
esac
