Hopefully this will help users have their installers function longer without a need to update for newer versions of Windows. And of course this is another reason to use LogicLib which is always good to have.
On another note, Joost has found a bug that caused failure in detection of Windows 98 and Windows ME. AtLeastWin98 didn't catch Windows 98 but caught Windows ME and AtLeastWinME didn't catch ME. IsWin98 and IsWinME didn't work.
A
diff of the fix is available. Once WebCVS will be back up, I'll post a link to the full download as well. This change will be included in 2.22.