ngx_http_cache_aio_event_handler   24 src/http/ngx_http_file_cache.c static void ngx_http_cache_aio_event_handler(ngx_event_t *ev);
ngx_http_cache_aio_event_handler  664 src/http/ngx_http_file_cache.c         c->file.aio->handler = ngx_http_cache_aio_event_handler;