+ (cond
+ (group
+ (nnmail-get-new-mail 'nnml 'nnml-save-incremental-nov nnml-directory group))
+ ((nnmail-get-new-mail-per-group)
+ (nnml-request-list)
+ (dolist (entry nnml-group-alist)
+ (nnml-request-scan (car entry) server)))
+ (t
+ (nnmail-get-new-mail 'nnml 'nnml-save-incremental-nov nnml-directory nil))))