Wrap the code in raw tags with the arguments name="code" class="xml".
I discovered this by simply replying to a message with such an example in and using the QUOTE button to check the code used. Try a reply to this message and quote me.
Caution: The Support forum appears to have an additional macro installed to allow this to work. I haven't investigated what's involved in adding the feature to your own forum.
<override_macro name="forum_footer">
<n.overridden/>
<div style="margin:1em 0">
This forum has <n.site_user_count filter="[n.registered_filter/]"/> registered users.
</div>
</override_macro>
Volunteer Helper - but recommending that users move off the platform!
Once the admin for GregHelp now deleted.