Kvaser CANlib 4.0b  (June 10, 2008) An update to the CANLIB SDK and the driver routines is now available in the download area. This update, 4.0b, contains a few bug fixes that are described in the release notes. Release notes are here. Click here to go to the Download Area. See also CANLIB 4.0 Released, and CANlib 4.0a released