despite the fact that the files from both MASTER_SITES are the same
size and when extracted a diff -urN is empty, they have different
checksum.
Noticed by: Andrew Gordon <arg@arg1.demon.co.uk>
which can decode BinHex, uuencoded, xxencoded, and Base64
formats.
Submitted by: Tim Vanderhoek <ac199@freenet.hamilton.on.ca>
Partically closes PR: ports/2701