January 17, 2001 05:01 AM SAN JOSE, CALIF. (Reuters) - NetIQ Corp. , the maker of software that helps handle the basic plumbing of corporate computer networks, said on Wednesday it would buy WebTrends Corp. for about $1 billion in stock. For Full Story: http://www.infoworld.com/articles/hn/xml/01/01/17/010117hnnetiq.xml?0117aler t