wait_read</span></dt>
<dd><p>
                Wait for a socket to become ready to read.
              </p></dd>
<dt><span class="term">wait_write</span></dt>
<dd><p>
                Wait for a socket to become ready to write.
              </p></dd>
<dt><span class="term">wait_error</span></dt>
<dd><p>
                Wait for a socket to have error conditions pending.
              </p></dd>
</dl>
</div>
<p>
          For use with <code class="computeroutput">basic_socket::wait()</code> and <code class="c