ObjFW  Diff

	if (comment != nil) {
		OFMutableString *str;

		str = [OFMutableString stringWithString: @"<!--"];
		[str appendString: comment];
		[str appendString: @"-->"];

		/*
		 * Class swizzle the string to be immutable. We declared the
		 * return type to be OFString*, so it can't be modified anyway.
		 * But not swizzling it would create a real copy each time
		 * -[copy] is called.
		 */
		str->isa = [OFString class];
		return str;
	}

	pool = [[OFAutoreleasePool alloc] init];
	def_ns = (defaultNamespace != nil
	    ? defaultNamespace : parent_default_ns);