Milter-greylist

Hi,

> Here is our latest developement snapshot:
> 
> http://ftp.espci.fr/pub/milter-greylist/milter-greylist-4.3.4.tgz
> MD5 (milter-greylist-4.3.4.tgz) = b3f5729510af0a9adc66d6baca35c84d
> 
> Changes since 4.3.3:
> 
> 4.3.4
>         Restore not ACL keyword functionnality (Benoit Branciard)
>         Fix uninitialized thread condition variable (Petar 
> Bogdanovic)        Fix Debian startup script        New tarpit 
> feature (Kouhei Sutou)        Support make install as unprivilegied 
> user (Kouhei Sutou)

Where can I find details on the tarpit feature?

Thanks.

Michael.