60 lines
2.4 KiB
C
60 lines
2.4 KiB
C
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/*
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* _winsock.h
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*
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* A private system header, included wherever other system headers may
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* require declaration of the WinSock API, without explicitly specifying
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* a particular WinSock version dependency.
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*
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*
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* $Id: _winsock.h,v 7258c92e2a48 2017/11/14 20:07:02 keith $
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*
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* Written by Keith Marshall <keith@users.osdn.me>
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* Copyright (C) 2017, MinGW.org Project
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef _WINSOCK_H
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#pragma GCC system_header
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/* The WinSock API dependency may be satisfied by including either <winsock.h>
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* or <winsock2.h>; note that, regardless of whichever of these alternatives we
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* choose, _WINSOCK_H will become defined, thus satisfying the repeat inclusion
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* guard for this header file itself, without any requirement for us to provide
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* an explicit definition herein.
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*/
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#include <sdkddkver.h>
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#if _WIN32_WINNT >= _WIN32_WINNT_NT4
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/* When the target operating system is WinNT4, or later, we prefer to support
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* the WinSock v2 API, by default; (this is consistent with the default choice
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* which was traditionally specified within MinGW.org's <windows.h>)...
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*/
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#include <winsock2.h>
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#else
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/* ...whereas, for operating systems predating WinNT4, we elect to offer
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* support for only WinSock v1.1
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*/
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#include <winsock.h>
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#endif
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#endif /* !_WINSOCK_H: $RCSfile: _winsock.h,v $: end of file */
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