folder
(elmo-msgdb-location-load (elmo-folder-msgdb-path folder))))
(when (and (elmo-folder-plugged-p folder)
(elmo-shimbun-headers-check-p folder))
(elmo-shimbun-get-headers folder)
folder
(elmo-msgdb-location-load (elmo-folder-msgdb-path folder))))
(when (and (elmo-folder-plugged-p folder)
(elmo-shimbun-headers-check-p folder))
(elmo-shimbun-get-headers folder)