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<center><font size="2">The Open Group Base Specifications Issue 6<br>
IEEE Std 1003.1-2001<br>
Copyright &copy; 2001 The IEEE and The Open Group, All Rights reserved.</font></center>
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<hr size="2" noshade>
<h4><a name="tag_13_70_01"></a>NAME</h4>
<blockquote>sys/utsname.h - system name structure</blockquote>
<h4><a name="tag_13_70_02"></a>SYNOPSIS</h4>
<blockquote class="synopsis">
<p><tt>#include &lt;sys/utsname.h&gt;</tt></p>
</blockquote>
<h4><a name="tag_13_70_03"></a>DESCRIPTION</h4>
<blockquote>
<p>The <i>&lt;sys/utsname.h&gt;</i> header shall define the structure <b>utsname</b> which shall include at least the following
members:</p>
<pre>
<tt>char sysname[] </tt> Name of this implementation of the operating system. <tt>
char nodename[]</tt> Name of this node within an implementation-defined <tt>
</tt> communications network. <tt>
char release[] </tt> Current release level of this implementation. <tt>
char version[] </tt> Current version level of this release. <tt>
char machine[] </tt> Name of the hardware type on which the system is running. <tt>
</tt>
</pre>
<p>The character arrays are of unspecified size, but the data stored in them shall be terminated by a null byte.</p>
<p>The following shall be declared as a function and may also be defined as a macro:</p>
<pre>
<tt>int uname(struct utsname *);
</tt>
</pre>
</blockquote>
<hr>
<div class="box"><em>The following sections are informative.</em></div>
<h4><a name="tag_13_70_04"></a>APPLICATION USAGE</h4>
<blockquote>
<p>None.</p>
</blockquote>
<h4><a name="tag_13_70_05"></a>RATIONALE</h4>
<blockquote>
<p>None.</p>
</blockquote>
<h4><a name="tag_13_70_06"></a>FUTURE DIRECTIONS</h4>
<blockquote>
<p>None.</p>
</blockquote>
<h4><a name="tag_13_70_07"></a>SEE ALSO</h4>
<blockquote>
<p>The System Interfaces volume of IEEE&nbsp;Std&nbsp;1003.1-2001, <a href="../../functions/uname.html"><i>uname</i>()</a></p>
</blockquote>
<h4><a name="tag_13_70_08"></a>CHANGE HISTORY</h4>
<blockquote>
<p>First released in Issue 1. Derived from Issue 1 of the SVID.</p>
</blockquote>
<div class="box"><em>End of informative text.</em></div>
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