PeopleSoft's Knightly Quest Oracle may be breathing fire down its neck with an ongoing hostile takeover effort, but PeopleSoft is trying to withstand the siege by striking a deal with IBM. &lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2"\ color="#666666"&gt;&lt;B&gt;-washingtonpost.com&lt;/B&gt;&lt;/FONT&gt;