(zfoo 5 rf 3)
out)))
'(-5 -4 -3 999 1 2 3 4 5)))
+
+;; COMPLEMENT
+(test (funcall (complement #'zerop) 1))
+;; FIXME: Uncomment whenever characterp is defined
+;(test (not (funcall (complement #'characterp) #\A)))
+(test (not (funcall (complement #'member) 'a '(a b c))))
+(test (funcall (complement #'member) 'd '(a b c)))