bufferevent_socket_get_dns_error 510 opal/mca/event/libevent2022/libevent/bufferevent_sock.c bufferevent_socket_get_dns_error(struct bufferevent *bev) bufferevent_socket_get_dns_error 90 opal/mca/event/libevent2022/libevent/opal_rename.h #define bufferevent_socket_get_dns_error opal_libevent2022_bufferevent_socket_get_dns_error