An update for AnnotatedTopologyReader and examples that use this reader
diff --git a/examples/interest-header-example.cc b/examples/interest-header-example.cc
index 6964440..e068feb 100644
--- a/examples/interest-header-example.cc
+++ b/examples/interest-header-example.cc
@@ -28,6 +28,7 @@
 #include "ns3/nstime.h"
 #include "ns3/buffer.h"
 #include "ns3/log.h"
+#include "ns3/packet.h"
 
 using namespace ns3;
 #include <fstream>