<p></p>
<p><b>@pokgak</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/14043#discussion_r425047388">sys/include/net/sock/dtls.h</a>:</p>
<pre style='color:#555'>>   *
  * @return  0 on success
- * @return  -EAGAIN, if DTLS_HANDSHAKE_TIMEOUT is `0` and no data is available.
+ * @return  -EAGAIN, if @p timeout is `0` and handshake started.
</pre>
<p>That sounds good. I'll go ahead and implement this to see how that works.</p>

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