definition function callable" id="FUNCTION CLIP:PROCESS-ATTRIBUTE"> <header> <span class="visibility">EXTERNAL</span> <span class="type">FUNCTION</span> <h4 class="name"> <a href="#FUNCTION%20CLIP%3APROCESS-ATTRIBUTE">PROCESS-ATTRIBUTE</a> </h4> <ul class="qualifiers"></ul> <ul class="arguments">  <li class="argument">NODE</li>    <li class="argument">ATTRIBUTE</li>    <li class="argument">VALUE</li>    <li class="argument lambda-list-keyword">&amp;REST</li>  </ul>  <a class="source-link" href="https://gith