--- sip.h.orig	2012-02-24 19:23:28.000000000 +0100
+++ sip.h	2012-03-31 17:54:10.000000000 +0200
@@ -396,6 +396,7 @@
 	INV_TERMINATED = 6,   /*!< Transaction done - either successful (AST_STATE_UP) or failed, but done
 				     The only way out of this is a BYE from one side */
 	INV_CANCELLED = 7,    /*!< Transaction cancelled by client or server in non-terminated state */
+	INV_REINVITE  = 8,   /*!< Re-Invite for direct media */
 };
 
 /*! \brief When sending a SIP message, we can send with a few options, depending on