> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dt class="spec value" id="val-check_bot"><a href="#val-check_bot" class="anchor"></a><code><span class="keyword">val</span> check_bot : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <span><a href="index.html#type-t">t</a> option</span></code></dt><dt class="spec value" id="val-debot"><a href="#val-debot" class="anchor"></a><code><span class="keyword">val</span> debot : <span>(<a href="B/index.html#type-t">B.t</a> * <a href="B/