Index: src/OFIntrospection.h
==================================================================
--- src/OFIntrospection.h
+++ src/OFIntrospection.h
@@ -25,17 +25,17 @@
  */
 @interface OFMethod: OFObject
 {
 	SEL selector;
 	OFString *name;
-	OFString *typeEncoding;
+	const char *typeEncoding;
 }
 
 #ifdef OF_HAVE_PROPERTIES
 @property (readonly) SEL selector;
 @property (readonly, copy) OFString *name;
-@property (readonly, copy) OFString *typeEncoding;
+@property (readonly) const char *typeEncoding;
 #endif
 
 /**
  * \brief Returns the selector of the method.
  *
@@ -53,11 +53,11 @@
 /**
  * \brief Returns the type encoding for the method.
  *
  * \return The type encoding for the method
  */
-- (OFString*)typeEncoding;
+- (const char*)typeEncoding;
 @end
 
 /**
  * \brief A class for introspecting classes.
  */

Index: src/OFIntrospection.m
==================================================================
--- src/OFIntrospection.m
+++ src/OFIntrospection.m
@@ -37,12 +37,11 @@
 
 	@try {
 		selector = method_getName(method);
 		name = [[OFString alloc]
 		    initWithCString: sel_getName(selector)];
-		typeEncoding = [[OFString alloc]
-		    initWithCString: method_getTypeEncoding(method)];
+		typeEncoding = method_getTypeEncoding(method);
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	}
 
@@ -55,12 +54,11 @@
 
 	@try {
 		selector = method->method_name;
 		name = [[OFString alloc]
 		    initWithCString: sel_get_name(selector)];
-		typeEncoding = [[OFString alloc]
-		    initWithCString: method->method_types];
+		typeEncoding = method->method_types;
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	}
 
@@ -69,11 +67,10 @@
 #endif
 
 - (void)dealloc
 {
 	[name release];
-	[typeEncoding release];
 
 	[super dealloc];
 }
 
 - (SEL)selector
@@ -84,18 +81,18 @@
 - (OFString*)name
 {
 	OF_GETTER(name, YES)
 }
 
-- (OFString*)typeEncoding
+- (const char*)typeEncoding
 {
-	OF_GETTER(typeEncoding, YES)
+	return typeEncoding;
 }
 
 - (OFString*)description
 {
-	return [OFString stringWithFormat: @"<OFMethod: %@ [%@]>",
+	return [OFString stringWithFormat: @"<OFMethod: %@ [%s]>",
 					   name, typeEncoding];
 }
 @end
 
 @implementation OFIntrospection