ports/65908: Update port: libxml2

[Joe Marcus Clarke]

Synopsis: Update port: libxml2

State-Changed-From-To: open->closed
State-Changed-By: marcus
State-Changed-When: Fri Apr 23 09:15:28 PDT 2004
State-Changed-Why: 
USE_PYTHON can not be set after bsd.port.pre.mk.  Until OPTIONS is modified to
be more flexible in this regard, this patch will not work.

http://www.freebsd.org/cgi/query-pr.cgi?pr=65908