entication"></a>
</h2>
<p>Check for authentication. If not already authenticated, users must individually configure it for each service.</p>
<div class="sourceCode" id="cb2"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://github.com/muschellij2/text2speech" class="external-link">text2speech</a></span><span class="op">)</span></s