DNS_OPTIONS_ALL  3365 opal/mca/event/libevent2022/libevent/evdns.c 	res = evdns_base_set_option_impl(base, option, val, DNS_OPTIONS_ALL);
DNS_OPTIONS_ALL  3894 opal/mca/event/libevent2022/libevent/evdns.c 		r = evdns_base_resolv_conf_parse(base, DNS_OPTIONS_ALL, "/etc/resolv.conf");