1#ifndef BOOST_SYSTEM_SYSTEM_CATEGORY_HPP_INCLUDED
2#define BOOST_SYSTEM_SYSTEM_CATEGORY_HPP_INCLUDED
3
4// Copyright 2020 Peter Dimov
5// Distributed under the Boost Software License, Version 1.0
6// http://www.boost.org/LICENSE_1_0.txt
7//
8// See library home page at http://www.boost.org/libs/system
9
10#include <boost/system/detail/system_category.hpp>
11#include <boost/system/detail/system_category_impl.hpp>
12#include <boost/system/detail/error_category_impl.hpp>
13
14#endif // #ifndef BOOST_SYSTEM_SYSTEM_CATEGORY_HPP_INCLUDED
15

source code of boost/libs/system/include/boost/system/system_category.hpp