ObjFW  Diff

	} @catch (OFInvalidFormatException *e) {
		/* Not an IP address -> we can use it if it contains a dot. */
		size_t pos = [domain rangeOfString: @"."].location;

		if (pos == OF_NOT_FOUND)
			return nil;

		ret = [domain substringWithRange:
		ret = [domain substringFromIndex: pos + 1];
		    of_range(pos + 1, domain.length - pos - 1)];
	}

	return ret;
}
#endif

@implementation OFDNSResolverSettings

		void *pool2 = objc_autoreleasePoolPush();
		OFArray *components, *hosts;
		size_t pos;
		OFString *address;

		pos = [line rangeOfString: @"#"].location;
		if (pos != OF_NOT_FOUND)
			line = [line substringWithRange: of_range(0, pos)];
			line = [line substringToIndex: pos];

		components = [line
		    componentsSeparatedByCharactersInSet: whitespaceCharacterSet
						 options: OF_STRING_SKIP_EMPTY];

		if (components.count < 2) {
			objc_autoreleasePoolPop(pool2);

# if !defined(OF_WINDOWS) && !defined(OF_AMIGAOS4)
- (void)parseResolvConfOption: (OFString *)option
{
	@try {
		if ([option hasPrefix: @"ndots:"]) {
			unsigned long long number;

			option = [option substringWithRange:
			option = [option substringFromIndex: 6];
			    of_range(6, option.length - 6)];
			number = option.unsignedLongLongValue;

			if (number > UINT_MAX)
				@throw [OFOutOfRangeException exception];

			_minNumberOfDotsInAbsoluteName = (unsigned int)number;
		} else if ([option hasPrefix: @"timeout:"]) {
			option = [option substringWithRange:
			option = [option substringFromIndex: 8];
			    of_range(8, option.length - 8)];

			_timeout = option.unsignedLongLongValue;
		} else if ([option hasPrefix: @"attempts:"]) {
			unsigned long long number;

			option = [option substringWithRange:
			option = [option substringFromIndex: 9];
			    of_range(9, option.length - 9)];
			number = option.unsignedLongLongValue;

			if (number > UINT_MAX)
				@throw [OFOutOfRangeException exception];

			_maxAttempts = (unsigned int)number;
		} else if ([option hasPrefix: @"reload-period:"]) {
			option = [option substringWithRange:
			option = [option substringFromIndex: 14];
			    of_range(14, option.length - 14)];

			_configReloadInterval = option.unsignedLongLongValue;
		} else if ([option isEqual: @"tcp"])
			_usesTCP = true;
	} @catch (OFInvalidFormatException *e) {
	}
}

		void *pool2 = objc_autoreleasePoolPush();
		size_t pos;
		OFArray *components, *arguments;
		OFString *option;

		pos = [line indexOfCharacterFromSet: commentCharacters];
		if (pos != OF_NOT_FOUND)
			line = [line substringWithRange: of_range(0, pos)];
			line = [line substringToIndex: pos];

		components = [line
		    componentsSeparatedByCharactersInSet: whitespaceCharacterSet
						 options: OF_STRING_SKIP_EMPTY];

		if (components.count < 2) {
			objc_autoreleasePoolPop(pool2);