'op'>/</span><span class='ident'>unix</span>.<span class='ident'>rs</span>
   <span class='ident'>io</span><span class='op'>/</span><span class='ident'>pipe</span>.<span class='ident'>rs</span>
   ...</pre>

<p>While it is possible to define all of <code>io</code> within a single directory,
mirroring the module hierarchy in the directory structure makes
submodules of <code>io::net</code> easier to find.</p>

<h3 id='consider-top-level-definitions-or-reexports-fixme-needs-rfc' class='section-header'><a href=