case UNKWNSW:
inform("-%s unknown", cp);
(void) snprintf(buf, sizeof buf, "%s [switches]", invo_name);
print_help(buf, switches, 1);
case UNKWNSW:
inform("-%s unknown", cp);
(void) snprintf(buf, sizeof buf, "%s [switches]", invo_name);
print_help(buf, switches, 1);