Remove usage of evil list and listnode typedefs.
diff --git a/zebra/zserv.h b/zebra/zserv.h
index 90e85f6..ac5da1b 100644
--- a/zebra/zserv.h
+++ b/zebra/zserv.h
@@ -63,7 +63,7 @@
 {
   /* Thread master */
   struct thread_master *master;
-  list client_list;
+  struct list *client_list;
 
   /* default table */
   int rtm_table_default;