ot;echo&quot;; &quot;foo&quot;] |&gt; pipe_out in
  In_channel.input_all (stdout proc)

  (* equivalent to *)

  exec (cmd [&quot;echo&quot;; &quot;foo&quot;] |&gt; pipe_out)
    ~f:(fun proc -&gt; In_channel.input_all (stdout proc))</code></pre></div></div><div class="odoc-spec"><div class="spec module anchored" id="module-Results"><a href="#module-Results" class="anchor"></a><code><span><span class="keyword">module</span> <a href="Results/index.html">Results</a></span><span> : <span class="keyword">sig</s