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<p>Get the pid of the device. </p>
<dl class="section return"><dt>Returns</dt><dd>int return the pid of the device </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#acebee531439d2da2434ef3d550f93d43">&#9670;&#160;</a></span>vid()</h2>

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