ns a condition of condition type <var>condition-type</var>
 with the field values specified by <var>condition</var>.</p>
<p>If <var>condition</var>
 is a compound condition, <code>extract-condition</code>
 extracts the field values from  the subcondition belonging to <var>condition-type</var>
 that appeared first in the call to <code>make-compound-condition</code>
 that created the condition. The returned condition may be newly created; it is possible for</p><pre>(let* ((&amp;c (make-condition-type 'c &amp;