>  </header> <div class="docstring"><pre>Global registry of attribute processors.

This has to be an EQUALP hash-table with the attribute name as keys
and functions that accept two arguments (node attribute-value) as
values. Binding this variable can be useful to establish local
attributes.</pre></div> </article> </li>  <li> <article class="definition special-variable" id="VARIABLE CLIP:*CLIPBOARD-STACK*"> <header> <span class="visibility">EXTERNAL</span> <span class="type">SPECIAL-VARIABLE</span> <h4 class