ngx_mutex_init    137 event/modules/ngx_kqueue_module.c         list_mutex = ngx_mutex_init(cycle->log, 0);
ngx_mutex_init    142 event/modules/ngx_kqueue_module.c         kevent_mutex = ngx_mutex_init(cycle->log, 0);
ngx_mutex_init    597 event/ngx_event.c     ngx_posted_events_mutex = ngx_mutex_init(cycle->log, 0);
ngx_mutex_init     39 event/ngx_event_timer.c     ngx_event_timer_mutex = ngx_mutex_init(log, 0);
ngx_mutex_init     99 os/unix/ngx_thread.h ngx_mutex_t *ngx_mutex_init(ngx_log_t *log, ngx_uint_t flags);