evbuffer_add_vprintf 2663 opal/mca/event/libevent2022/libevent/buffer.c evbuffer_add_vprintf(struct evbuffer *buf, const char *fmt, va_list ap)
evbuffer_add_vprintf  105 opal/mca/event/libevent2022/libevent/opal_rename.h #define evbuffer_add_vprintf                                  opal_libevent2022_evbuffer_add_vprintf