disable copy constructor for CcnxWrapper, CcnxTunnel
diff --git a/include/ccnx-wrapper.h b/include/ccnx-wrapper.h
index 32999a3..dd7d762 100644
--- a/include/ccnx-wrapper.h
+++ b/include/ccnx-wrapper.h
@@ -54,6 +54,9 @@
   int
   putToCcnd (const Bytes &contentObject);
 
+private:
+  CcnxWrapper(const CcnxWrapper &other) {}
+
 protected:
   void
   connectCcnd();