Subject prefix stripping not working in multi-charset mail

"Roger B.A. Klorese" <[email protected]>
Newsgroups gmane.mail.majordomo.majordomo2.devel
Message-ID <[email protected]>
We have a list some of whose posters access in greek, posting in the 
iso-8859-7 charset.  For these posters, we get subject lines converted to 
embedded iso-8859-7, and the subject_prefix is not recognized for matching.  
Is there anything you or we can do about this?
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