>error</tt>, <tt>assertion-violation</tt>, <tt>assert</tt>, <tt>call/cc</tt>,
<tt>identifier-syntax</tt>.
</p>
<li><p>The following procedures have been removed: <tt>char-ready?</tt>, <tt>transcript-on</tt>, <tt>transcript-off</tt>,
<tt>load</tt>.
</p>
<li><p>The case-insensitive string comparisons (<tt>string-ci=?</tt>, <tt>string-ci&lt;?</tt>, <tt>string-ci&gt;?</tt>, <tt>string-ci&lt;=?</tt>, <tt>string-ci&gt;=?</tt>) operate on the case-folded versions of the strings
rather than as the simple lexicograp