added asio

include/asio/detail/operation.hpp

@@ -0,0 +1,38 @@
+//
+// detail/operation.hpp
+// ~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2025 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// 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 ASIO_DETAIL_OPERATION_HPP
+#define ASIO_DETAIL_OPERATION_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+
+#if defined(ASIO_HAS_IOCP)
+# include "asio/detail/win_iocp_operation.hpp"
+#else
+# include "asio/detail/scheduler_operation.hpp"
+#endif
+
+namespace asio {
+namespace detail {
+
+#if defined(ASIO_HAS_IOCP)
+typedef win_iocp_operation operation;
+#else
+typedef scheduler_operation operation;
+#endif
+
+} // namespace detail
+} // namespace asio
+
+#endif // ASIO_DETAIL_OPERATION_HPP