(($ $kif kt kf)
(check-var kt k-env)
(check-var kf k-env))
- (($ $ktrunc ($ $arity ((? symbol?) ...) () (or #f (? symbol?)) () #f) k)
+ (($ $kreceive ($ $arity ((? symbol?) ...) () (or #f (? symbol?)) () #f) k)
(check-var k k-env))
(($ $kargs ((? symbol? name) ...) ((? symbol? sym) ...) body)
(unless (= (length name) (length sym))