All the modules you used are already shipped with perl itself (Core Modules).

You don't have to install any additional module

See below

while not both of them are core modules there's a good chance that you already have LWP::Simple if you use Activestate's perl package.

In reply to Re: LWP::Simple on Windows 2003 IIS by ahmad
in thread LWP::Simple on Windows 2003 IIS by jonnyfolk

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