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  1. or download this
    <citreference id="mycite">
<linktext><keyword conref="ds"/> support for IPv6 addresses</linktext>
</citreference>
  2. or download this
    my(@children) = $citref->first_child('linktext')->children;
$linktext{$citref->att('id')} = \@children;
  3. or download this
    my($h) = $linktext{'xxx'}; # the xxx is the appropriate id for the has
+h
$newcontext->set_text(\@$h); # $newcontext is 'xref' in this case
  4. or download this
    <xref>ARRAY(0x4128670)</xref>