Errors

use_warnings

IO::Zlib

valid_signature

Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Mon 23 Aug 2004 12:30:22 AM JST
gpg:                using DSA key B13BE012FAE79399
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==