Milter-greylist

Fredrik Nyberg DC wrote:
> Another thing: it seems to me that the database is not flushed to disk 
> on exit. atexit is used, but it's manpage says it needs exit() or a 
> return from main() to be run. The current init.d script for redhat uses 
> killproc to kill the process, should perhaps a signalhandler be used 
> instead of atexit?

Here is a very small patch so the database is dumped when the redhat 
init script is used for stopping milter-greylist.

Cheers,
Fredrik Nyberg