perl -MCPAN -e 'install Net::AIM'
CPAN: Storable loaded ok
Going to read /Users/richill/.cpan/Metadata
  Database was generated on Tue, 08 Aug 2006 19:33:49 GMT
Running install for module Net::AIM
Running make for A/AR/ARYEH/Net-AIM-1.22.tar.gz
mkdir /Users/richill/.cpan/sources/authors/id/A/AR: Permission denied at /System/Library/Perl/5.8.1/CPAN.pm line 2326