Synchronously connects to an endpoint specified by
sets up the connection so it is in a state to run the client-side
of the D-Bus authentication conversation.
address must be in the
D-Bus address format.
A server is not required to set a GUID, so
out_guid may be set to
even on success.
This is a synchronous failable function. See
dbus_address_get_stream() for the asynchronous version.
A valid D-Bus address.
None or return location to store the GUID extracted from
address, if any.