Index: src/OFObject.h
==================================================================
--- src/OFObject.h
+++ src/OFObject.h
@@ -66,10 +66,17 @@
  *
  * \return A boolean whether the class conforms to the specified protocol
  */
 + (BOOL)conformsToProtocol: (Protocol*)protocol;
 
+/**
+ * \param selector The selector for which the method should be returned
+ *
+ * \return The implementation of the instance method for the specified selector
+ */
++ (IMP)instanceMethodForSelector: (SEL)selector;
+
 /**
  * Replace a method implementation with another implementation.
  *
  * \param selector The selector of the method to replace
  * \param imp The new implementation for the method

Index: src/OFObject.m
==================================================================
--- src/OFObject.m
+++ src/OFObject.m
@@ -128,10 +128,19 @@
 			return YES;
 
 	return NO;
 #endif
 }
+
++ (IMP)instanceMethodForSelector: (SEL)selector
+{
+#ifdef __objc_INCLUDE_GNU
+	return method_get_imp(class_get_instance_method(self, selector));
+#else
+	return class_getMethodImplementation(self, selector);
+#endif
+}
 
 + (IMP)setImplementation: (IMP)newimp
 	       forMethod: (SEL)selector
 {
 #ifdef __objc_INCLUDE_GNU