c:\Program Files\Perl
   |
   +-- lib
   |   |
   |   +-- auto
   |   |   |
   |   |   +-- Data
   |   |   |   |
   |   |   |   +-- Dumper
   |   |   |
   |   |   +-- Sys
   |   |   |   |
   |   |   |   +-- Hostname

       . . .

   |
   +-- site
   |   |
   |   +-- lib
   |       |
   |       +-- auto
   |       |   |
   |       |   +-- Archive
   |       |   |   |
   |       |   |   +-- Tar
   |       |   |
   |       |   +-- ActivePerl
   |       |   |   |
   |       |   |   +-- DocTools
   |       |   |
   |       |   +-- Win32API
   |       |   |   |
   |       |   |   +-- File
   |       |   |   |
   |       |   |   +-- Registry
   |       |   |   |
   |       |   |   +-- Net
   |       |   |
  
       . . .
  
   |   |   |
   |   |   +-- User
   |   |   |
   |   |   +-- warnings
   |   |
   |   +-- site
   |       |
   |       +-- lib
   |           |
   |           +-- ActiveState
   |           |   |
   |           |   +-- Rx
   |           |
   |           +-- Apache
   |           |   |
   |           |   +-- XMLRPC
   |           |
   |           +-- Archive
   |           |
   |           +-- Bundle
   |           |

       . . .

   |           |
   |           +-- XMLRPC
   |               |
   |               +-- Transport
   |
   +-- bin
   |
   +-- CPAN