-// Copyright 2016-2017 Antony Polukhin.
+// Copyright 2016-2019 Antony Polukhin.
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt
#define BOOST_DLL_MY_PLUGIN_API_HPP
//[plugapi
+#include <boost/config.hpp>
#include <string>
-class my_plugin_api {
+class BOOST_SYMBOL_VISIBLE my_plugin_api {
public:
virtual std::string name() const = 0;
virtual float calculate(float x, float y) = 0;