248     struct symbol *throw = 0, *catch;  in main()  local
253     for (catch = sym; catch; catch = catch->next) {  in main()
254       if (catch->enabled != 1) continue;  in main()
255       if (catch->help && (that = keyword("usage:", catch->help->data))) {  in main()
264         catch->enabled++;  in main()
269           throw = catch;  in main()
278         cusage = dlist_zap(&catch->help);  in main()
279         cdashlines = grab_dashlines(&catch->help, &cfrom, &clen);  in main()
280         anchor = catch->help;  in main()
299           if (throw->help || catch->help) dlist_add(&cfrom, strdup(""));  in main()
356                   catch->help_indent, ' ', len, name, try ? try : "",  in main()
363         throw = catch;  in main()
366         throw = catch;  in main()