159     char buf[1];  in pause_threads()  local
162     buf[0] = 0;  in pause_threads()
169             buf[0] = 'p';  in pause_threads()
186     if (buf[0] == 0) {  in pause_threads()
193         if (write(threads[i].notify_send_fd, buf, 1) != 1) {  in pause_threads()
393     char buf[1];  in thread_libevent_process()  local
396     if (read(fd, buf, 1) != 1) {  in thread_libevent_process()
402     switch (buf[0]) {  in thread_libevent_process()
454     char buf[1];  in dispatch_conn_new()  local
477     buf[0] = 'c';  in dispatch_conn_new()
478     if (write(thread->notify_send_fd, buf, 1) != 1) {  in dispatch_conn_new()
491     char buf[1];  in redispatch_conn()  local
632                                  const int64_t delta, char *buf,  in add_delta()  argument
639     ret = do_add_delta(c, key, nkey, incr, delta, buf, cas, hv);  in add_delta()