Now everything compiles, but not everything is working yet
diff --git a/examples/trie.cc b/examples/trie.cc
index 2523857..9000f38 100644
--- a/examples/trie.cc
+++ b/examples/trie.cc
@@ -30,7 +30,7 @@
 
 using namespace std;
 using namespace ns3;
-using namespace ndnSIM;
+using namespace ndn::ndnSIM;
 using namespace boost;
 
 NS_LOG_COMPONENT_DEFINE ("ndn.Trie");