+(defun nnmbox-save-buffer ()
+ (let ((coding-system-for-write
+ (or nnmbox-file-coding-system-for-write
+ nnmbox-file-coding-system)))
+ (save-buffer)))
+
+(defun nnmbox-save-active (group-alist active-file)
+ (let ((nnmail-active-file-coding-system
+ (or nnmbox-active-file-coding-system-for-write
+ nnmbox-active-file-coding-system)))
+ (nnmail-save-active group-alist active-file)))
+