="right">Functie</td>
</tr>
</table>
<table width="95%" align="center">
<tr><td>
Search the history for <var>string</var>, starting at the current history
offset.  The search is anchored: matching lines must begin with
<var>string</var>.  If <var>direction</var> is less than 0, then the search is
through previous entries, otherwise through subsequent entries. 
If <var>string</var> is found, then the
current history index is set to that entry, and the return value is 0. 
Otherwise, nothing is changed, and a 