e : <span>int option</span>;</span></code></li><li id="type-extra.copy_type" class="def record field anchored"><a href="#type-extra.copy_type" class="anchor"></a><code><span>copy_type : <span>string option</span>;</span></code></li><li id="type-extra.config_usage_extra" class="def record field anchored"><a href="#type-extra.config_usage_extra" class="anchor"></a><code><span>config_usage_extra : <span><a href="#type-config_usage_extra">config_usage_extra</a> option</span>;</span></code></li><li id="type-extr