Replace all uses of BOOST_THROW_EXCEPTION with NDN_THROW
Refs: #4834
Change-Id: Ic63e276b7174f3af12af67daa9cad4586b43b9e6
diff --git a/examples/producer.cpp b/examples/producer.cpp
index ac3165e..a1f3422 100644
--- a/examples/producer.cpp
+++ b/examples/producer.cpp
@@ -1,6 +1,6 @@
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
-/**
- * Copyright (c) 2014-2018, Regents of the University of California
+/*
+ * Copyright (c) 2014-2020, Regents of the University of California
*
* NAC library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
@@ -19,6 +19,7 @@
#include <ndn-cxx/face.hpp>
#include <ndn-cxx/security/key-chain.hpp>
+#include <ndn-cxx/security/signing-helpers.hpp>
#include <ndn-cxx/security/validator-config.hpp>
#include "encryptor.hpp"