@@ -76,26 +76,23 @@
 	return self;
 }
 
 - (bool)lowlevelIsAtEndOfStream
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 - (size_t)lowlevelReadIntoBuffer: (void*)buffer
 			  length: (size_t)length
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 - (void)lowlevelWriteBuffer: (const void*)buffer
 		     length: (size_t)length
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 - copy
 {
 	return [self retain];
@@ -1531,25 +1528,22 @@
 		@throw [OFNotImplementedException exceptionWithSelector: _cmd
 								 object: self];
 
 	_blocking = enable;
 #else
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 #endif
 }
 
 - (int)fileDescriptorForReading
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 - (int)fileDescriptorForWriting
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 #ifdef OF_HAVE_SOCKETS
 - (void)cancelAsyncRequests
 {
@@ -1572,14 +1566,13 @@
 	_readBufferLength += length;
 }
 
 - (void)close
 {
-	[self doesNotRecognizeSelector: _cmd];
-	abort();
+	OF_UNRECOGNIZED_SELECTOR
 }
 
 - (bool)OF_isWaitingForDelimiter
 {
 	return _waitingForDelimiter;
 }
 @end