ObjFW  Check-in [b9c811a236]

	} else
		[headers setObject: [URL host]
			    forKey: @"Host"];

	user = [URL user];
	password = [URL password];

	if ([user length] > 0 || [password length] > 0) {
	if (([user length] > 0 || [password length] > 0) &&
	    [headers objectForKey: @"Authorization"] == nil) {
		OFDataArray *authorizationData = [OFDataArray dataArray];
		OFString *authorization;

		[authorizationData addItems: [user UTF8String]
				      count: [user UTF8StringLength]];
		[authorizationData addItem: ":"];
		[authorizationData addItems: [password UTF8String]

		if ([headers objectForKey: @"Content-Type"] == nil)
			[headers setObject: @"application/x-www-form-"
					    @"urlencoded; charset=UTF-8"
				    forKey: @"Content-Type"];
	}

	if ([request protocolVersion].major == 1 &&
	    [request protocolVersion].minor == 0)
	    [request protocolVersion].minor == 0 &&
	    [headers objectForKey: @"Connection"] == nil)
		[headers setObject: @"keep-alive"
			    forKey: @"Connection"];

	keyEnumerator = [headers keyEnumerator];
	objectEnumerator = [headers objectEnumerator];

	while ((key = [keyEnumerator nextObject]) != nil &&