<span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">clockwise</span>
        <span class="special">&lt;&lt;</span> <span class="string">", counterclockwise = "</span> <span class="special">&lt;&lt;</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">counterclockwise</span>
        <span class="special">&lt;&lt;</span