bug 2635: if the bayes_journal file can't be opened for some reason, spit out the error string from the system call.
bug 2635: if the bayes_journal file can't be opened for some reason, spit out the error string from the system call.

git-svn-id: d99324e817494df82bb0080d8e7ab74680731a10@6672 13f79535-47bb-0310-9956-ffa450edef68

apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin