[Mimedefang] MD upgrade - how?

[Kenneth Porter]

--On Thursday, April 22, 2004 2:14 PM +0200 Michal Szymanski 
<msz at astrouw.edu.pl> wrote:

> So maybe I should just install the new one over the existing version,
> saving local changes done in 'mimedefang-filter'?

Before modifying the stock filter, I make a copy called 
mimedefang-filter.original. When it comes time to upgrade, I can diff my 
current filter against the original stock one, then apply the changes to 
the new stock one.