DNS_ERR_UNKNOWN   870 opal/mca/event/libevent2022/libevent/evdns.c 				error = DNS_ERR_UNKNOWN;
DNS_ERR_UNKNOWN   877 opal/mca/event/libevent2022/libevent/evdns.c 			error = DNS_ERR_UNKNOWN;
DNS_ERR_UNKNOWN  3929 opal/mca/event/libevent2022/libevent/evdns.c 	case DNS_ERR_UNKNOWN: return "unknown";