Returns an undefining expression for a dspec.
dspec
dspec-undefiner dspec => form
|   dspec⇩  |    
A dspec.  | 
|   form  |    
A Lisp form.  | 
The function dspec-undefiner returns a form which would undefine dspec, whether or not dspec is currently defined.
If no such form can be constructed, nil is returned.
CL-USER 66 > (dspec:dspec-undefiner '(defun foo))
(PROGN (FMAKUNBOUND (QUOTE FOO))
       (SETF (DOCUMENTATION (QUOTE FOO) (QUOTE FUNCTION)) NIL))
LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:30:33