evbuffer_cb      2943 opal/mca/event/libevent2022/libevent/buffer.c evbuffer_setcb(struct evbuffer *buffer, evbuffer_cb cb, void *cbarg)
evbuffer_cb        68 opal/mca/event/libevent2022/libevent/evbuffer-internal.h 		evbuffer_cb cb_obsolete;
evbuffer_cb        70 opal/mca/event/libevent2022/libevent/include/event2/buffer_compat.h typedef void (*evbuffer_cb)(struct evbuffer *buffer, size_t old_len, size_t new_len, void *arg);
evbuffer_cb        91 opal/mca/event/libevent2022/libevent/include/event2/buffer_compat.h void evbuffer_setcb(struct evbuffer *buffer, evbuffer_cb cb, void *cbarg);