@@ -110,10 +110,19 @@
  * \param class_ The class whose kind is checked
  * \return A boolean whether the object is of the specified kind
  */
 - (BOOL)isKindOfClass: (Class)class_;
 
+/**
+ * \brief Returns a boolean whether the object is a member of the specified
+ *	  class.
+ *
+ * \param class_ The class for which the receiver is checked
+ * \return A boolean whether the object is a member of the specified class
+ */
+- (BOOL)isMemberOfClass: (Class)class_;
+
 /**
  * \brief Returns a boolean whether the object responds to the specified
  *	  selector.
  *
  * \param selector The selector which should be checked for respondance
@@ -234,10 +243,17 @@
  * \brief Returns the receiver.
  *
  * \return The receiver
  */
 - self;
+
+/**
+ * \brief Returns whether the object is a proxy object.
+ *
+ * \return A boolean whether the object is a proxy object
+ */
+- (BOOL)isProxy;
 @end
 
 /**
  * \brief The root class for all other classes inside ObjFW.
  */