case $THIS_SUB_DEPENDS in
       TCL) is_depends_enabled $SPELL tcl  ;;
     TSAFE) if [[ $SQLITE_TSAFE == "--enable-threadsafe" ]]; then return 0; fi ;;
         *) message "${PROBLEM_COLOR}bogus sub_depends: $SPELL $THIS_SUB_DEPENDS${DEFAULT_COLOR}" ;
   return 1;;
esac
