@@ -659,13 +659,14 @@
 				retLength = i;
 
 				if (i > 0 && _readBuffer[i - 1] == '\r')
 					retLength--;
 
-				ret = [OFString stringWithCString: _readBuffer
-							 encoding: encoding
-							   length: retLength];
+				ret = [OFString
+				    stringWithCString: (char *)_readBuffer
+					     encoding: encoding
+					       length: retLength];
 
 				_readBuffer += i + 1;
 				_readBufferLength -= i + 1;
 
 				_waitingForDelimiter = false;
@@ -688,11 +689,11 @@
 			retLength = _readBufferLength;
 
 			if (retLength > 0 && _readBuffer[retLength - 1] == '\r')
 				retLength--;
 
-			ret = [OFString stringWithCString: _readBuffer
+			ret = [OFString stringWithCString: (char *)_readBuffer
 						 encoding: encoding
 						   length: retLength];
 
 			[self freeMemory: _readBufferMemory];
 			_readBuffer = _readBufferMemory = NULL;
@@ -883,11 +884,11 @@
 			if (j == delimiterLength || _readBuffer[i] == '\0') {
 				if (_readBuffer[i] == '\0')
 					delimiterLength = 1;
 
 				ret = [OFString
-				    stringWithCString: _readBuffer
+				    stringWithCString: (char *)_readBuffer
 					     encoding: encoding
 					      length: i + 1 - delimiterLength];
 
 				_readBuffer += i + 1;
 				_readBufferLength -= i + 1;
@@ -907,11 +908,11 @@
 			if (_readBuffer == NULL) {
 				_waitingForDelimiter = false;
 				return nil;
 			}
 
-			ret = [OFString stringWithCString: _readBuffer
+			ret = [OFString stringWithCString: (char *)_readBuffer
 						 encoding: encoding
 						   length: _readBufferLength];
 
 			[self freeMemory: _readBufferMemory];
 			_readBuffer = _readBufferMemory = NULL;
@@ -1037,11 +1038,11 @@
 - (void)flushWriteBuffer
 {
 	if (_writeBuffer == NULL)
 		return;
 
-	[self lowlevelWriteBuffer: _writeBuffer
+	[self lowlevelWriteBuffer: (char *)_writeBuffer
 			   length: _writeBufferLength];
 
 	[self freeMemory: _writeBuffer];
 	_writeBuffer = NULL;
 	_writeBufferLength = 0;