packagep object → generalized-boolean

object — an object.

generalized-boolean — a generalized boolean.

Returns true if object is of type package; otherwise, returns false.

(packagep *package*) → true 
(packagep 'common-lisp) → false 
(packagep (find-package 'common-lisp)) → true

(packagep object) ≡ (typep object 'package)