old_n_heads 3330 opal/mca/event/libevent2022/libevent/evdns.c int old_n_heads = base->n_req_heads, n_heads; old_n_heads 3343 opal/mca/event/libevent2022/libevent/evdns.c for (i = 0; i < old_n_heads; ++i) {