http://users.zenwalk.org/user-accounts/rsamurti/qwtplot3d/ZENBUILD
http://users.zenwalk.org/user-accounts/rsamurti/qwtplot3d/build-qwtplot3d.sh
http://downloads.sourceforge.net/project/qwtplot3d/qwtplot3d/0.2.7/qwtplot3d-0.2.7.tgz
