How to access lower-case() function in XPath

sebb <[email protected]> Thu, 21 Jan 2010 16:17:45 +0000
Newsgroups gmane.text.xml.xalan.java.user
Message-ID <[email protected]>
Does Xalan 2.7.1 support the lower-case() function?

If so, how does one enable support for it?