1 struct xobject { 2 char type; 3 }; 4 extern struct xobject *t1_Xform ( struct xobject *obj); 5 struct xobject * t1_Xform(struct xobject * obj)6 t1_Xform(struct xobject *obj) 7 { 8 register struct font *F = (struct font *) obj; 9 return((struct xobject*)F); 10 } 11