evutil_read_file 3567 opal/mca/event/libevent2022/libevent/evdns.c if ((err = evutil_read_file(filename, &resolv, &n, 0)) < 0) { evutil_read_file 4097 opal/mca/event/libevent2022/libevent/evdns.c (err = evutil_read_file(hosts_fname, &str, &len, 0)) < 0) { evutil_read_file 169 opal/mca/event/libevent2022/libevent/util-internal.h int evutil_read_file(const char *filename, char **content_out, size_t *len_out,