Up/Downgrade not needed.
Checking if your kit is complete...
Looks good
Writing Makefile for IO::Compress::Base
cp lib/IO/Uncompress/AnyUncompress.pm blib/lib/IO/Uncompress/AnyUncompress.pm
cp lib/IO/Uncompress/Base.pm blib/lib/IO/Uncompress/Base.pm
cp lib/File/GlobMapper.pm blib/lib/File/GlobMapper.pm
cp lib/IO/Compress/Base.pm blib/lib/IO/Compress/Base.pm
cp lib/IO/Compress/Base/Common.pm blib/lib/IO/Compress/Base/Common.pm
/bin/perl.exe "-MExtUtils::Command::MM" "-e" "test_harness(0, 'blib/lib', 'blib/arch')" t/*.t
t/000prereq.....ok
t/01misc........ok
t/99pod.........ok
t/globmapper....ok
All tests successful.
Files=4, Tests=152,  4 wallclock secs ( 1.29 cusr +  2.33 csys =  3.62 CPU)
Installing /usr/lib/perl5/vendor_perl/5.8/File/GlobMapper.pm
Installing /usr/lib/perl5/vendor_perl/5.8/IO/Compress/Base.pm
Installing /usr/lib/perl5/vendor_perl/5.8/IO/Compress/Base/Common.pm
Installing /usr/lib/perl5/vendor_perl/5.8/IO/Uncompress/AnyUncompress.pm
Installing /usr/lib/perl5/vendor_perl/5.8/IO/Uncompress/Base.pm
Writing /usr/lib/perl5/vendor_perl/5.8/msys/auto/IO/Compress/Base/.packlist
Appending installation info to /usr/lib/perl5/5.8/msys/perllocal.pod
