Index: src/OFThread.h
==================================================================
--- src/OFThread.h
+++ src/OFThread.h
@@ -20,16 +20,26 @@
 {
 @public
 	of_tlskey_t key;
 }
 
+/**
+ * \return A new autoreleased Thread Local Storage key
+ */
++ tlsKey;
+
 /**
  * \param destructor A destructor that is called when the thread is terminated
  * \return A new autoreleased Thread Local Storage key
  */
 + tlsKeyWithDestructor: (void(*)(id))destructor;
 
+/**
+ * \return An initialized Thread Local Storage key
+ */
+- init;
+
 /**
  * \param destructor A destructor that is called when the thread is terminated
  * \return An initialized Thread Local Storage key
  */
 - initWithDestructor: (void(*)(id))destructor;

Index: src/OFThread.m
==================================================================
--- src/OFThread.m
+++ src/OFThread.m
@@ -99,14 +99,32 @@
 	[super dealloc];
 }
 @end
 
 @implementation OFTLSKey
++ tlsKey
+{
+	return [[[self alloc] init] autorelease];
+}
+
 + tlsKeyWithDestructor: (void(*)(id))destructor
 {
 	return [[[self alloc] initWithDestructor: destructor] autorelease];
 }
+
+- init
+{
+	self = [super init];
+
+	if (!of_tlskey_new(&key, NULL)) {
+		Class c = isa;
+		[super dealloc];
+		@throw [OFInitializationFailedException newWithClass: c];
+	}
+
+	return self;
+}
 
 - initWithDestructor: (void(*)(id))destructor
 {
 	self = [super init];