Datalist <dl> nav menu in WordPress

dl-wp-nav-menu.php

<nav>
	
	<dl>
		
	<?php
	  $menu_name = 'menu-name';
	  $locations = get_nav_menu_locations();
	  $menu = wp_get_nav_menu_object( $locations[ $menu_name ] );
	  $menuitems = wp_get_nav_menu_items( $menu->term_id, array( 'order' => 'DESC' ) );
	  $count = 0;
	  
	  foreach( $menuitems as $item ):
	      
      $link = $item->url;
      $title = $item->title;
      
      if ( !$item->menu_item_parent ) { // not parent so menu_item_parent equals 0 (false)
      
      	if ($count >= 0) {
	      	echo '</dl>';
      	}

      	echo '<dl>';
      	echo '<dt>'.$title.'</dt>'; // Just wanted a link group header, so this isn't linked.

			} else {

        echo '<dd>';
        echo '<a href='.$link.' class="title">'.$title.'</a>';
        echo '</dd>';

      }
      
			$count++;
				
		endforeach;
	?>
	
	</dl>

</nav>

HT @hitautodestruct. Starting point was here: https://gist.github.com/hitautodestruct/4345363.