having source code has nothing to do with patents. its completely separate. likewie for the license. both could be public domain (no license) or licensed. in th

having source code has nothing to do with patents. its completely separate. likewie for the license. both could be public domain (no license) or licensed. in this case its licensed under the terms of the gpl v2 and a bunch if the code is probably patented, (again, compiled or not, that doesn't change anything)