/p>
<p>
        &#8212; the effects of the operation cannot be established immediately
      </p>
<p>
        then the synchronous socket operation shall not block the calling thread.
        [<span class="emphasis"><em>Note:</em></span> And the effects of the operation are not established.
        &#8212;<span class="emphasis"><em>end note</em></span>]
      </p>
<p>
        Otherwise, the synchronous socket operation shall block the calling thread
        until the effects are established.
      </p>
</di