case $THIS_SUB_DEPENDS in
          GLIB2) depends glib2 "--with-glib=yes --with-gobject=yes" &&
                 depends pcre ;;
      GRAPHITE2) depends graphite2 "--with-graphite2" ;;
             FT) depends freetype2 "--with-freetype=yes" ;;
            ICU) depends icu "--with-icu" ;;
              *) message "${PROBLEM_COLOR}bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}" ;
                 return 1;;
esac