diff -r a493a607b5bf -r eabc8c503852 khronosfws/openmax_al/src/common/xaobjectitf.h
--- a/khronosfws/openmax_al/src/common/xaobjectitf.h	Fri Sep 03 19:34:12 2010 -0500
+++ b/khronosfws/openmax_al/src/common/xaobjectitf.h	Tue Sep 21 11:38:43 2010 -0500
@@ -33,6 +33,15 @@
 /** ENUMERATIONS **/
 
 /** STRUCTURES **/
+
+typedef struct XAObjItfCBData_
+    {
+    XAuint32 event;
+    XAresult result;
+    XAuint32 param;
+    void* interface;
+    }XAObjItfCBData;
+
 typedef struct XAObjItfMapEntry_
     {
     XAInterfaceID iid;