diff --git a/zebra/zserv.h b/zebra/zserv.h
index 620e24d..445dc76 100644
--- a/zebra/zserv.h
+++ b/zebra/zserv.h
@@ -41,10 +41,16 @@
   struct stream *ibuf;
   struct stream *obuf;
 
+  /* Buffer of data waiting to be written to client. */
+  struct buffer *wb;
+
   /* Threads for read/write. */
   struct thread *t_read;
   struct thread *t_write;
 
+  /* Thread for delayed close. */
+  struct thread *t_suicide;
+
   /* default routing table this client munges */
   int rtm_table;