save_and_next
save_and_next(ls);
save_and_next(ls);
save_and_next(ls);
save_and_next(ls);
save_and_next(ls);
save_and_next(ls); /* skip 2nd `[' */
save_and_next(ls); /* skip 2nd `]' */
if (seminfo) save_and_next(ls);
save_and_next(ls); /* keep delimiter (for error messages) */
save_and_next(ls);
save_and_next(ls); /* skip delimiter */
save_and_next(ls);
save_and_next(ls);