(make-local-variable 'riece-obarray)
(setq riece-obarray (make-vector riece-obarray-size 0))
(make-local-variable 'riece-coding-system)
(make-local-variable 'riece-obarray)
(setq riece-obarray (make-vector riece-obarray-size 0))
(make-local-variable 'riece-coding-system)