Yes, that's the way to do it, with one caveat. It isn't always "~1". To be sure of what to use go into the directories concerned and run "dir /X" to see the short names. When the long names overlap sometimes the short names will end up as things like "CREATE~4.SQL" or even "CRC02D~1.SQL".
Comment on Re: Re: Re: CPAN Config question on Win2000