I can't help with that particular problem, but I can tell you there's an OS X/Perl mailing list which you ought to be able to find quite easily, and it's a very helpful resource with lots of clued-up people on it.

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“Every bit of code is either naturally related to the problem at hand, or else it's an accidental side effect of the fact that you happened to solve the problem using a digital computer.”
M-J D