> I think it is described in the following page.
>
> http://perldoc.perl.org/perl581delta.html#Hash-Randomisation

Makes sense, I guess.  Just makes serializing using hash values a bit
problematic.  I created a home brew string hash which should work for
me [1].
Using md5 would also be an option I suppose, though one would have to
require openssl.
Thanks!
-r

[1]
https://github.com/rdp/faster_require/commit/7bcb8ead99d3337534cdb43610a0dfb12b871aab