Free Pascal 2.4.2 contains many fixes and a few new features. Most bugfixes in the RTL and packages before june 2010 have been merged. Please also see http://wiki.freepascal.org/User_Changes_2.4.2 for a list of changes which may affect the behaviour of previously working code, and how to cope with these changes. Some highlights are: Compiler: * Support D2006+ FOR..IN, with some FPC specific enhancements. Refer to http://wiki.freepascal.org/for-in_loop for more information * Support for sealed and abstract classes. Packages: * Many improvements to the XML units * Many improvements to the database units * Many improvemnets to the chm units Platforms: * Long term bug in OS/2 implementation of unit Video finally fixed which among others allows inclusion of the text-mode IDE (without debugger) for this platform as part of the distribution again. See http://bugs.freepascal.org/changelog_page.php for the list of reported bugs which have been fixed in this release.