(dbus-method-error-internal): Declare them with
`declare-function'.
;; D-Bus support in the Emacs core can be disabled with configuration
;; option "--without-dbus". Declare used subroutines and variables.
(declare-function dbus-call-method "dbusbind.c")
+(declare-function dbus-method-return-internal "dbusbind.c")
+(declare-function dbus-method-error-internal "dbusbind.c")
(declare-function dbus-register-signal "dbusbind.c")
(defvar dbus-debug)
(defvar dbus-registered-functions-table)