$ which cpanm
/Users/helmut/perl5/perlbrew/bin/cpanm
$ echo $PERL_CPANM_OPT

$ echo $PATH
/Users/helmut/perl5/perlbrew/bin:/Users/helmut/perl5/perlbrew/perls/perl-5.16.3/bin:/opt/local/bin:/opt/local/sbin:/Library/PostgreSQL/9.3/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/opt/X11/bin

##</code><code>##

$ cpanm Minilla