Changed 'class member' to 'instance'.
diff --git a/Include/classobject.h b/Include/classobject.h
index 6370827..088815c 100644
--- a/Include/classobject.h
+++ b/Include/classobject.h
@@ -30,14 +30,14 @@
 but currently it isn't.  We'll see if we can fix that later, sigh...
 */
 
-extern typeobject Classtype, Classmembertype, Classmethodtype;
+extern typeobject Classtype, Instancetype, Classmethodtype;
 
 #define is_classobject(op) ((op)->ob_type == &Classtype)
-#define is_classmemberobject(op) ((op)->ob_type == &Classmembertype)
+#define is_instanceobject(op) ((op)->ob_type == &Classmembertype)
 #define is_classmethodobject(op) ((op)->ob_type == &Classmethodtype)
 
 extern object *newclassobject PROTO((object *, object *));
-extern object *newclassmemberobject PROTO((object *));
+extern object *newinstanceobject PROTO((object *));
 extern object *newclassmethodobject PROTO((object *, object *));
 
 extern object *classmethodgetfunc PROTO((object *));