ports/159690: math/eigen2 fails with CMake

[linimon at FreeBSD.org]

Synopsis: math/eigen2 fails with CMake

Responsible-Changed-From-To: freebsd-amd64->kde
Responsible-Changed-By: linimon
Responsible-Changed-When: Fri Aug 12 11:00:27 UTC 2011
Responsible-Changed-Why: 
Make this a ports PR and assign.

http://www.freebsd.org/cgi/query-pr.cgi?pr=159690