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<table class="head">
<tr>
<td class="head-ltitle">INTRO(1)</td>
<td class="head-vol">General Commands Manual</td>
<td class="head-rtitle">INTRO(1)</td>
</tr>
</table>
<div class="manual-text">
<section class="Sh">
<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
<p class="Pp"><code class="Nm">intro</code> —
<span class="Nd">introduction to general commands (tools and
utilities)</span></p>
</section>
<section class="Sh">
<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
<p class="Pp">Section one of the manual contains most of the commands which
comprise the <span class="Ux">FreeBSD</span> user environment. Some of the
commands included with the system in section one are text editors, command
shell interpreters, searching and sorting tools, file manipulation commands,
system status commands, remote file copy commands, mail commands, compilers
and compiler tools, formatted output tools, and line printer commands.</p>
<p class="Pp">Tens of thousands of additional commands are available to be
installed with <a class="Xr">pkg(8)</a>, or compiled with the
<a class="Xr">ports(7)</a> collection. Some of which include web browsers,
office suites, calendars, conferencing utilities, integrated development
environments, media players, audio and video processing suites, etc.</p>
<p class="Pp">All commands set a status value upon exit which may be tested to
see if the command completed normally. Traditionally, the value 0 signifies
successful completion of the command, while a value >0 indicates an
error. Some commands attempt to describe the nature of the failure by using
exit codes as defined in <a class="Xr">sysexits(3)</a>, while others simply
set the status to an arbitrary value >0 (typically 1).</p>
</section>
<section class="Sh">
<h1 class="Sh" id="FILES"><a class="permalink" href="#FILES">FILES</a></h1>
<dl class="Bl-tag Bl-compact">
<dt><span class="Pa">/bin/</span></dt>
<dd>Commands fundamental to single- and multi-user modes.</dd>
<dt><span class="Pa">/usr/bin/</span></dt>
<dd>General commands included with the base system.</dd>
<dt><span class="Pa">/usr/local/bin/</span></dt>
<dd>Locally installed commands from <a class="Xr">pkg(8)</a> or
<a class="Xr">ports(7)</a>.</dd>
</dl>
</section>
<section class="Sh">
<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
ALSO</a></h1>
<p class="Pp"><a class="Xr">apropos(1)</a>, <a class="Xr">man(1)</a>,
<a class="Xr">which(1)</a>, <a class="Xr">intro(2)</a>,
<a class="Xr">intro(3)</a>, <a class="Xr">sysexits(3)</a>,
<a class="Xr">intro(4)</a>, <a class="Xr">intro(5)</a>,
<a class="Xr">intro(6)</a>, <a class="Xr">intro(7)</a>,
<a class="Xr">ports(7)</a>, <a class="Xr">security(7)</a>,
<a class="Xr">intro(8)</a>, <a class="Xr">pkg(8)</a>,
<a class="Xr">intro(9)</a></p>
<p class="Pp">Tutorials in the <span class="RsT">UNIX User's Manual
Supplementary Documents.</span></p>
</section>
<section class="Sh">
<h1 class="Sh" id="HISTORY"><a class="permalink" href="#HISTORY">HISTORY</a></h1>
<p class="Pp">The <code class="Nm">intro</code>(1) manual page first appeared in
<span class="Ux">Version 6 AT&T UNIX</span>.</p>
</section>
</div>
<table class="foot">
<tr>
<td class="foot-date">April 12, 2024</td>
<td class="foot-os">FreeBSD 15.0</td>
</tr>
</table>
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