elisp mapcar*の使い方

mapcar*.el

(mapcar* 'cons '(a b c) '(1 2 3 4))
;=>((a . 1) (b . 2) (c . 3))

(mapcar* 'cons '(a b c) '(1 2 3 4) '(5 6 7))
;=>error

(mapcar* (lambda (a b c)
           (+ a b c))
         '(1 2 3)
         '(10 20 30)
         '(100 200 300))
;=>(111 222 333)

(mapcar* (lambda (a b)
           (+ a b c))
         '(1 2 3)
         '(10 20 30)
         '(100 200 300))
;=>error