ObjFW  Diff

			ret = [[OFMessagePackExtension
			    extensionWithType: -1
					 data: data] messagePackRepresentation];
		}
	} else {
		OFMutableData *data = [OFMutableData dataWithCapacity: 12];

		seconds = OF_BSWAP64_IF_LE(seconds);
		nanoseconds = OF_BSWAP32_IF_LE(nanoseconds);

		[data addItems: &nanoseconds
			 count: sizeof(nanoseconds)];
		[data addItems: &seconds
		[data addItems: &nanoseconds count: sizeof(nanoseconds)];
		seconds = OF_BSWAP64_IF_LE(seconds);
		[data addItems: &seconds count: sizeof(seconds)];
			 count: sizeof(seconds)];

		ret = [[OFMessagePackExtension
		    extensionWithType: -1
				 data: data] messagePackRepresentation];
	}

	[ret retain];