Cleaning up bad URLs in the perlfaq

Here's the latest (relevant) output of the perlfaq link checker (in the
perlfaq working copy, that's just 'make checkurls'). These are the ones
I couldn't fix.  Anyone have any idea what happened to these, and what
the canonical link should be?


======perlfaq3.pod
        ftp://ftp.blarg.net/users/amol/zsh/
        http://par.perl.org/index.cgi
        http://people.ssh.fi/mtr/genscript/