case "$THIS_SUB_DEPENDS" in
  XCOMPOSITE) depends libxcomposite "--enable-composite" ;;
        DPMS) list_add XORG_SERVER_OPTS "--enable-dpms" ;;
           *) message "${PROBLEM_COLOR}bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}" ;
   return 1;;
esac
