ce: normal">unsigned int</code></td>             
<tr><td><code style="white-space: normal">object_id_type</code></td><td><code style="white-space: normal">unsigned int</code></td>   
<tr><td><code style="white-space: normal">object_id_reference_type</code></td><td><code style="white-space: normal">unsigned int</code></td>   
<tr><td><code style="white-space: normal">class_id_type</code></td><td><code style="white-space: normal">int</code></td>   
<tr><td><code style="white-space: normal">class_id_optional_