after installing mod_perl-2.0.3 and configuring according to http://search.cpan.org/~mschout/Apache-AuthCookie-3.10/lib/Apache2/AuthCookie.pm I detect then perl-script respond itself in plain-text instead of running. Logs do not consist any error I'm confused.
Resulting apache configs at links: http://apache.pastebin.ca/726563 http://apache.pastebin.ca/726564