;; If the date is seriously mangled, the timezone functions are
;; liable to bug out, so we ignore all errors.
(let* ((now (current-time))
- (real-time (subtract-time now time))
+ (real-time (time-subtract now time))
(real-sec (and real-time
(+ (* (float (car real-time)) 65536)
(cadr real-time))))