perl -v : This is perl, v5.10.1 (*) built for amd64-freebsd
perl -MMath::BigInt -le 'print $Math::BigInt::VERSION' : 1.89
Fix was:
printf("%08X%08X\n",$CRCTable[$i] >> 32,($CRCTable[$i] & 0xFFFFFFFF));
[download]

This is a shell box that I 'rent' so it is unlikely that it will be updated. Thanks to everyone for their replies - Zomalaja