case $THIS_SUB_DEPENDS in
   (HTTP) list_find LIBXML2_OPTS --with-http ;;
    (FTP) list_find LIBXML2_OPTS --with-ftp ;;
 (PYTHON) is_depends_enabled $SPELL python3 ;;
      (*) message "${PROBLEM_COLOR}bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}" &&
          return 1 ;;
esac
