crash bug

bas <[email protected]> Thu, 08 Dec 2005 21:57:12 +0100
Newsgroups gmane.mail.spam.hashcash
Message-ID <[email protected]>
"hashcash -mb0 foo" crashes. atleast for the windows port. i think it should 
either fail in a neat way, or, preferably, create a stamp with value 0.