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<div class="titlepage"><div><div><h3 class="title">
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<a name="boost_asio.reference.IoControlCommand"></a><a class="link" href="IoControlCommand.html" title="I/O control command requirements">I/O control command
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requirements</a>
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</h3></div></div></div>
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<p>
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A type <code class="computeroutput">X</code> meets the <code class="computeroutput">IoControlCommand</code> requirements
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if it satisfies the requirements listed below.
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</p>
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<p>
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In the table below, <code class="computeroutput">a</code> denotes a (possibly const) value of type
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<code class="computeroutput">X</code>, and <code class="computeroutput">b</code> denotes a value of type <code class="computeroutput">X</code>.
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</p>
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<div class="table">
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<a name="boost_asio.reference.IoControlCommand.t0"></a><p class="title"><b>Table 20. IoControlCommand requirements for extensible implementations</b></p>
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<div class="table-contents"><table class="table" summary="IoControlCommand requirements for extensible implementations">
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<colgroup>
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<col>
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<col>
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<col>
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</colgroup>
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<thead><tr>
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<th>
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<p>
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expression
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</p>
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</th>
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<th>
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<p>
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type
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</p>
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</th>
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<th>
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<p>
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assertion/note<br> pre/post-conditions
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</p>
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</th>
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</tr></thead>
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<tbody>
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<tr>
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<td>
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<p>
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<code class="computeroutput">a.name()</code>
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</p>
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</td>
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<td>
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<p>
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<code class="computeroutput">int</code>
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</p>
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</td>
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<td>
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<p>
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Returns a value suitable for passing as the <span class="emphasis"><em>request</em></span>
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argument to <span class="emphasis"><em>POSIX</em></span> <a href="http://www.opengroup.org/onlinepubs/9699919799/functions/ioctl.html" target="_top"><code class="computeroutput"><span class="identifier">ioctl</span><span class="special">()</span></code></a>
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(or equivalent).
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</p>
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</td>
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</tr>
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<tr>
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<td>
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<p>
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<code class="computeroutput">b.data()</code>
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</p>
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</td>
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<td>
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<p>
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<code class="computeroutput">void*</code>
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</p>
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</td>
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<td>
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</td>
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</tr>
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</tbody>
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</table></div>
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</div>
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<br class="table-break">
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</div>
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<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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<td align="left"></td>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2021 Christopher
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M. Kohlhoff<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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