_discover_perl_interpreter() not just -f $^X

[email protected] (Eric Wilhelm)
Newsgroups perl.module.build
Message-ID <[email protected]>
Hi all,

All of the comments around this code fail to explain why we can't just 
return $^X if it is an absolute path and exists.

The _perl_is_same() check in here predates the one-time cacheing.  Is 
that an artifact or something else?

--Eric
-- 
"If you dig it, it's yours."
--An old village poet (via Al Pacino)
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