+ (if (re-search-forward "^Subject:\\([ \t]*\n\\)+\\b" delimline t)
+ (replace-match "")
+ ;; This one matches a Subject just before the header delimiter.
+ (if (and (re-search-forward "^Subject:\\([ \t]*\n\\)+" delimline t)
+ (= (match-end 0) delimline))
+ (replace-match "")))