http://www.perlmonks.org?node_id=1027373


in reply to Re^5: cpan fails when MKS installed on Windows
in thread [Solved]: cpan fails when MKS installed on Windows

Are you sure that MKS does not come with its own version of Perl?
Yes, MKS Toolkit comes with own version of perl. But latest MKS 9.4 ships very old version of Perl (v5.8) .
I haven't installed MKS Perl by customized installation.