cn                703 http/ngx_http_file_cache.c     ngx_http_file_cache_node_t   *cn, *cnt;
cn                717 http/ngx_http_file_cache.c             cn = (ngx_http_file_cache_node_t *) node;
cn                720 http/ngx_http_file_cache.c             p = (ngx_memcmp(cn->key, cnt->key,