" id="from-param-print"><span class="type-annotation"><a href="dart-async/PrintHandler.html">PrintHandler</a></span> <span class="parameter-name">print</span>: <span class="default-value">null</span>, </span> <span class="parameter" id="from-param-fork"><span class="type-annotation"><a href="dart-async/ForkHandler.html">ForkHandler</a></span> <span class="parameter-name">fork</span>: <span class="default-value">null</span></span> })</span>
        </dt>
        <dd>
          Creates a specification from <c