the `Mail' or `mailx' program.
This file need not actually exist.")
+(defvar mail-setup-hook nil
+ "Normal hook, run each time a new outgoing mail message is initialized.
+The function `mail-setup' runs this hook.")
+
(defvar mail-aliases t
"Alist of mail address aliases,
or t meaning should be initialized from your mail aliases file.
If `mail-archive-file-name' is non-nil, an FCC field with that file name
is inserted.
-If `mail-setup-hook' is bound, its value is called with no arguments
-after the message is initialized. It can add more default fields.
+The normal hook `mail-setup-hook' is run after the message is
+initialized. It can add more default fields to the message.
When calling from a program, the first argument if non-nil says
not to erase the existing contents of the `*mail*' buffer.