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diff --git a/boost/dll/detail/system_error.hpp b/boost/dll/detail/system_error.hpp
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+++ b/boost/dll/detail/system_error.hpp
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+// Copyright 2014 Renato Tegon Forti, Antony Polukhin.
+//
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE_1_0.txt
+// or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_DLL_SYSTEM_ERROR_HPP
+#define BOOST_DLL_SYSTEM_ERROR_HPP
+
+#include <boost/config.hpp>
+#include <boost/predef/os.h>
+#include <boost/system/error_code.hpp>
+#include <boost/system/system_error.hpp>
+#include <boost/throw_exception.hpp>
+
+#if !BOOST_OS_WINDOWS
+#   include <dlfcn.h>
+#endif
+
+#ifdef BOOST_HAS_PRAGMA_ONCE
+#   pragma once
+#endif
+
+namespace boost { namespace dll { namespace detail {
+
+    inline void reset_dlerror() BOOST_NOEXCEPT {
+#if !BOOST_OS_WINDOWS
+        const char* const error_txt = dlerror();
+        (void)error_txt;
+#endif
+    }
+
+    inline void report_error(const boost::system::error_code& ec, const char* message) {
+#if !BOOST_OS_WINDOWS
+        const char* const error_txt = dlerror();
+        if (error_txt) {
+            boost::throw_exception(
+                boost::system::system_error(
+                    ec,
+                    message + std::string(" (dlerror system message: ") + error_txt + std::string(")")
+                )
+            );
+        }
+#endif
+
+        boost::throw_exception(
+            boost::system::system_error(
+                ec, message
+            )
+        );
+    }
+
+}}} // boost::dll::detail
+
+#endif // BOOST_DLL_SYSTEM_ERROR_HPP
+