[SiDMBP2:/Library/Perl] urinine% sudo ls -l /Library/Perl/Updates/5.18.4
total 0
drwx------  3 root  wheel  96 Oct 14 11:03 darwin-thread-multi-2level

[SiDMBP2:/Library/Perl] urinine% sudo ls -l /Library/Perl/Updates/5.18.4/darwin-thread-multi-2level
total 16
-rw-------  1 root  wheel  7027 Oct 14 11:08 perllocal.pod