$OpenBSD$
--- net/common/session.h.orig	Fri Dec 13 15:11:27 2013
+++ net/common/session.h	Fri Dec 13 15:11:50 2013
@@ -4,7 +4,9 @@
 #define CCNET_SESSION_H
 
 
-#include <event.h>
+#include <event2/event.h>
+#include <event2/event_compat.h>
+#include <event2/event_struct.h>
 #include <glib.h>
 #include <glib/gstdio.h>
 #include "ccnet-session-base.h"