A minor mode provides optional features that users may enable or disable independently of the choice of major mode. Minor modes can be enabled individually or in combination.
(Info-goto-node "(elisp)Minor Modes")
include sig ... endval sexp_of_t : t ‑> Base.Sexp.tval is_enabled : t ‑> boolval disable : t ‑> unitval enable : t ‑> unit