(when (re-search-forward "^X-Gnus-Newsgroup: +\\([^:]+\\):\\([0-9]+\\) "
nil t)
(cons (buffer-substring (match-beginning 1) (match-end 1))
- (string-to-int
+ (string-to-number
(buffer-substring (match-beginning 2) (match-end 2)))))))
(defun nnbabyl-insert-lines ()