I actually tried the perldoc unpack checksum script on my mac, and it didn't work...

Mac users need to be aware that MacOS uses a different (better) algorithm for their sum(1) command. If you want to use the old algorithm, you have to type in the following command: 

cksum -o2 filename

[download]

In reply to Re^2: Checksum for Windows by cmv
in thread Checksum for Windows by rupesh

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