Allow building with liblzma on Windows platforms.
Does not link, still debugging.

git-svn-id: http://xdelta.googlecode.com/svn/trunk@402 a3eca27d-f21b-0410-9b4a-6511e771f64e
Binaries for 3.0.8

git-svn-id: http://xdelta.googlecode.com/svn/trunk@403 a3eca27d-f21b-0410-9b4a-6511e771f64e
(continued)

git-svn-id: http://xdelta.googlecode.com/svn/trunk@404 a3eca27d-f21b-0410-9b4a-6511e771f64e