a unique or well-known bus name or NULL if connection is not a message bus connection
path of remote object
D-Bus interface to invoke method on
the name of the method to invoke
a glib.Variant tuple with parameters for the method or NULL if not passing parameters
the expected type of the reply, or NULL
flags from the GDBusCallFlags enumeration
the timeout in milliseconds, -1 to use the default timeout or G_MAXINT for no timeout
a gio.UnixFDList or NULL
return location for a gio.UnixFDList or NULL
a gio.Cancellable or NULL
NULL if error is set. Otherwise a glib.Variant tuple with return values. Free with Variant.unref.
GException on failure.
2.30
Like g_dbus_connection_call_sync() but also takes and returns gio.UnixFDList objects.
This method is only available on UNIX.