That sounds kind of suspicious(I can barely imagine threaded perl trully being a problem for that product), but anyway, go to http://CPAN.org, download perl, read INSTALL.

MJD says "you can't just make shit up and expect the computer to know what you mean, retardo!"

I run a Win32 PPM repository for perl 5.6.x and 5.8.x -- I take requests (README).

** The third rule of perl club is a statement of fact: pod is sexy.