This is perl, v5.6.1 built for MSWin32-x86-multi-thread
Binary build 635 provided by ActiveState Corp.
Built 15:34:21 Feb 4 2003

This is perl, v5.8.4 built for MSWin32-x86-multi-thread
Binary build 810 provided by ActiveState Corp.
Built Jun 1 2004 11:52:21