Why does CUPS recommend Samba?

[Lisi <lisi.reisz@gmail.com>]

<quote>
lisi@Tux:~/Python$ aptitude why samba-common
i   cups      Recommends smbclient (>= 3.0.9)
i A smbclient Depends    samba-common (= 2:3.2.5-4lenny15)
lisi@Tux:~/Python$
</quote>

I was intending to purge Samba from my system, but ran a few checks first.  Is 
there a good (i.e. compelling) reason for CUPS's wanting Samba?

Lisi