NGX_TCP_NOPUSH_DISABLED  185 event/ngx_event_accept.c             c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED;
NGX_TCP_NOPUSH_DISABLED   87 event/ngx_event_connect.c         c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED;
NGX_TCP_NOPUSH_DISABLED 1455 http/ngx_http_core_module.c         r->connection->tcp_nopush = NGX_TCP_NOPUSH_DISABLED;