00100 (DFUNC (P2RETURN XPR VALAC EFFECTS) 00200 (PROG (VAL) 00300 (SETQ VAL (CADR XPR)) 00400 (SAVEACS) 00500 (CLRPVARS) 00600 (COND ((EQUAL VAL (Q (QUOTE NIL))) (OUTJRST EXITN)) 00700 (T (LOADARG PVR (COMP VAL VALAC)) (OUTJRST EXIT))) 00800 (RETURN (COND (EFFECTS NIL) (T (MARKVAL VALAC))))))