Variable: rmail-movemail-program
rmail-movemail-program is a customizable variable defined in
rmail.el.gz.
Value
"/nix/store/y8rifw71hjgsl2qjn1l0vrwq2c3593aw-emacs-30-2/libexec/emacs/30.2/x86_64-pc-linux-gnu/movemail"
Documentation
If non-nil, the file name of the movemail program.
If you customize this after starting Rmail, reset the
variable rmail-movemail-variant-in-use to the nil value,
and then restart Rmail.
Source Code
;; Defined in /usr/src/emacs/lisp/mail/rmail.el.gz
(defcustom rmail-movemail-program nil
"If non-nil, the file name of the `movemail' program.
If you customize this after starting Rmail, reset the
variable `rmail-movemail-variant-in-use' to the nil value,
and then restart Rmail."
:group 'rmail-retrieve
:type '(choice (const nil) string))