ObjFW  Diff

	OFXMLElement *element;
	OFString *secondsString, *microsecondsString;

	element = [OFXMLElement elementWithName: [self className]
				      namespace: OF_SERIALIZATION_NS];

	secondsString = [OFString stringWithFormat: @"%" @PRId64, seconds];
	microsecondsString = [OFString stringWithFormat: @"%" @PRId64,
							 microseconds];

	[element addAttributeWithName: @"seconds"
			  stringValue: secondsString];
	[element addAttributeWithName: @"microseconds"
			  stringValue: microsecondsString];