User-agent: Twiceler www.cuill.com/robots.html 
Disallow: /

User-agent: Twiceler www.cuill.com/twiceler/robot.html 
Disallow: /

User-agent: Twiceler-0.9 http://www.cuill.com/twiceler/robot.html 
Disallow: /

User-agent: *
Disallow: /cgi-bin/