Function: icalendar-recur--key-from-interval
icalendar-recur--key-from-interval is a byte-compiled function defined
in icalendar-recur.el.gz.
Signature
(icalendar-recur--key-from-interval INTERVAL)
Source Code
;; Defined in /usr/src/emacs/lisp/calendar/icalendar-recur.el.gz
(defsubst icr:-key-from-interval (interval)
(take 6 (icr:interval-low interval))) ; (secs mins hours day month year)