[Dovecot] clarify 'type', 'executable' & 'path' in 2.0 master.conf?

[PGNet Dev]

On Sat, Oct 10, 2009 at 1:25 PM, Timo Sirainen <tss at iki.fi> wrote:
> There are a few internal special-case services and type specifies what type
> it is. So with type=config Dovecot knows that to reload configuration it
> needs to connect to that service.

ok.  current master.conf uses type(s)={auth-source, config, log, anvil}

is that list complete?  are there others?