delta             202 event/ngx_event.c     ngx_msec_t  timer, delta;
delta             243 event/ngx_event.c     delta = ngx_current_msec;
delta             247 event/ngx_event.c     delta = ngx_current_msec - delta;
delta             250 event/ngx_event.c                    "timer delta: %M", delta);
delta             260 event/ngx_event.c     if (delta) {