nginx-0.0.7-2004-07-05-19:08:23 import
diff --git a/src/event/ngx_event_connect.h b/src/event/ngx_event_connect.h
index 1534c14..01299f1 100644
--- a/src/event/ngx_event_connect.h
+++ b/src/event/ngx_event_connect.h
@@ -41,6 +41,9 @@
     int                tries;
 
     ngx_connection_t  *connection;
+#if (NGX_THREADS)
+    ngx_atomic_t      *lock;
+#endif
 
     int                rcvbuf;