@@ -212,10 +212,13 @@
 
 	[OFRunLoop of_addAsyncReadForStream: stream
 				     buffer: buffer
 				     length: length
 				       mode: runLoopMode
+# ifdef OF_HAVE_BLOCKS
+				      block: NULL
+# endif
 				   delegate: _delegate];
 }
 
 - (void)asyncReadIntoBuffer: (void *)buffer
 		exactLength: (size_t)length
@@ -234,10 +237,13 @@
 
 	[OFRunLoop of_addAsyncReadForStream: stream
 				     buffer: buffer
 				exactLength: length
 				       mode: runLoopMode
+# ifdef OF_HAVE_BLOCKS
+				      block: NULL
+# endif
 				   delegate: _delegate];
 }
 
 # ifdef OF_HAVE_BLOCKS
 - (void)asyncReadIntoBuffer: (void *)buffer
@@ -260,11 +266,12 @@
 
 	[OFRunLoop of_addAsyncReadForStream: stream
 				     buffer: buffer
 				     length: length
 				       mode: runLoopMode
-				      block: block];
+				      block: block
+				   delegate: nil];
 }
 
 - (void)asyncReadIntoBuffer: (void *)buffer
 		exactLength: (size_t)length
 		      block: (of_stream_async_read_block_t)block
@@ -285,11 +292,12 @@
 
 	[OFRunLoop of_addAsyncReadForStream: stream
 				     buffer: buffer
 				exactLength: length
 				       mode: runLoopMode
-				      block: block];
+				      block: block
+				   delegate: nil];
 }
 # endif
 #endif
 
 - (uint8_t)readInt8
@@ -885,10 +893,13 @@
 	    (OFStream <OFReadyForReadingObserving> *)self;
 
 	[OFRunLoop of_addAsyncReadLineForStream: stream
 				       encoding: encoding
 					   mode: runLoopMode
+# ifdef OF_HAVE_BLOCKS
+					  block: NULL
+# endif
 				       delegate: _delegate];
 }
 
 # ifdef OF_HAVE_BLOCKS
 - (void)asyncReadLineWithBlock: (of_stream_async_read_line_block_t)block
@@ -914,11 +925,12 @@
 	    (OFStream <OFReadyForReadingObserving> *)self;
 
 	[OFRunLoop of_addAsyncReadLineForStream: stream
 				       encoding: encoding
 					   mode: runLoopMode
-					  block: block];
+					  block: block
+				       delegate: nil];
 }
 # endif
 #endif
 
 - (OFString *)tryReadLine
@@ -1179,10 +1191,13 @@
 	    (OFStream <OFReadyForWritingObserving> *)self;
 
 	[OFRunLoop of_addAsyncWriteForStream: stream
 					data: data
 					mode: runLoopMode
+# ifdef OF_HAVE_BLOCKS
+				       block: NULL
+# endif
 				    delegate: _delegate];
 }
 
 - (void)asyncWriteString: (OFString *)string
 {
@@ -1208,10 +1223,13 @@
 
 	[OFRunLoop of_addAsyncWriteForStream: stream
 				      string: string
 				    encoding: encoding
 					mode: runLoopMode
+# ifdef OF_HAVE_BLOCKS
+				       block: NULL
+# endif
 				    delegate: _delegate];
 }
 
 # ifdef OF_HAVE_BLOCKS
 - (void)asyncWriteData: (OFData *)data
@@ -1230,11 +1248,12 @@
 	    (OFStream <OFReadyForWritingObserving> *)self;
 
 	[OFRunLoop of_addAsyncWriteForStream: stream
 					data: data
 					mode: runLoopMode
-				       block: block];
+				       block: block
+				    delegate: nil];
 }
 
 - (void)asyncWriteString: (OFString *)string
 		   block: (of_stream_async_write_string_block_t)block
 {
@@ -1264,11 +1283,12 @@
 
 	[OFRunLoop of_addAsyncWriteForStream: stream
 				      string: string
 				    encoding: encoding
 					mode: runLoopMode
-				       block: block];
+				       block: block
+				    delegate: nil];
 }
 # endif
 #endif
 
 - (void)writeInt8: (uint8_t)int8