wget https://www.cpan.org/src/5.0/perl-5.6.2.tar.gz tar xvzf perl-5.6.2.tar.gz sudo cpanm Devel::PatchPerl patchperl perl-5.6.2 cd perl-5.6.2 ./Configure -des -Dprefix=/opt/perl5.6 -Aldflags='-lm' make sudo make install