&& 0 == unformat (input, "set %d", &g_set_verbose_at)
&& 0 == unformat (input, "dump %d", &g_dump_period)
&& 0 == unformat (input, "help %=", &help, 1)
&& 0 == unformat (input, "set %d", &g_set_verbose_at)
&& 0 == unformat (input, "dump %d", &g_dump_period)
&& 0 == unformat (input, "help %=", &help, 1)