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7<title>GetEnvironmentVariable</title>
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10<h1><CODE>nn::hio::CTR::GetEnvironmentVariable</CODE> Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14<a href="../../../nn/Result/Overview.html">Result</a> GetEnvironmentVariable(
15     s32 * pLength,
16     wchar_t * buf,
17     s32 length,
18     const wchar_t * name
19);
20</pre>
21    </div>
22<h2>Arguments</h2>
23    <div class="section">
24      <table class="arguments">
25        <thead>
26          <tr>
27            <td width="15" />
28<th>Name</th>
29<td>Description</td>
30          </tr>
31        </thead>
32        <tr>
33          <td />
34<th>pLength</th>
35          <td>
36            </td>
37        </tr>
38        <tr>
39<td>out</td>
40<th>buf</th>
41<td>Pointer to the buffer that will store the environment variable.</td>
42        </tr>
43        <tr>
44<td>in</td>
45<th>length</th>
46<td>Buffer size.</td>
47        </tr>
48        <tr>
49<td>in</td>
50<th>name</th>
51<td>Name of the environment variable.</td>
52        </tr> </table>
53    </div>
54<h2>Return Values</h2>
55<div class="section">Returns the actual number of bytes that were copied. If an error occurred, returns <CODE>-1</CODE>. </div>
56<h2>Description</h2>
57    <div class="section">
58<p>Gets the value of an environment variable.</p><!-- write here --></div>
59<h2>Revision History</h2>
60    <div class="section">
61      <dl class="history">
62        <dt>2010/03/31</dt>
63<dd>Initial version.<br />
64        </dd>
65      </dl>
66    </div>
67  <hr><p>CONFIDENTIAL</p></body>
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