Index: src/OFAutoreleasePool.m
==================================================================
--- src/OFAutoreleasePool.m
+++ src/OFAutoreleasePool.m
@@ -49,20 +49,22 @@
 	[(OFList*)list release];
 }
 #endif
 
 @implementation OFAutoreleasePool
-+ (void)initialize
++ initialize
 {
 #ifndef _WIN32
 	if (pthread_key_create(&pool_list_key, release_list))
 		@throw [OFInitializationFailedException newWithClass: self];
 #else
 	/* FIXME: Free stuff when thread is terminated! */
 	if ((pool_list_key = TlsAlloc()) == TLS_OUT_OF_INDEXES)
 		@throw [OFInitializationFailedException newWithClass: self];
 #endif
+
+	return self;
 }
 
 + (void)addToPool: (OFObject*)obj
 {
 	OFList *pool_list = get_tls(pool_list_key);

Index: src/OFTCPSocket.m
==================================================================
--- src/OFTCPSocket.m
+++ src/OFTCPSocket.m
@@ -29,16 +29,18 @@
 {
 	return [[[OFTCPSocket alloc] init] autorelease];
 }
 
 #ifdef _WIN32
-+ (void)initialize
++ initialize
 {
 	WSADATA wsa;
 
 	if (WSAStartup(MAKEWORD(2, 0), &wsa))
 		@throw [OFInitializationFailedException newWithClass: self];
+
+	return self;
 }
 #endif
 
 - init
 {