evbuffer_lock     581 opal/mca/event/libevent2022/libevent/buffer.c evbuffer_lock(struct evbuffer *buf)
evbuffer_lock     127 opal/mca/event/libevent2022/libevent/opal_rename.h #define evbuffer_lock                                         opal_libevent2022_evbuffer_lock