rewritten upstream
diff --git a/src/http/ngx_http_upstream.h b/src/http/ngx_http_upstream.h
index 185964e..aa5cc35 100644
--- a/src/http/ngx_http_upstream.h
+++ b/src/http/ngx_http_upstream.h
@@ -94,6 +94,7 @@
     ngx_str_t                       file_name;
     ngx_uint_t                      line;
     in_port_t                       port;
+    in_port_t                       default_port;
 };