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	int			int
	ptblread(void d, void buf, size_t blocks, uint64_t offset)			ptblread(void d, void buf, size_t blocks, uint64_t offset)
	{			{
	struct disk_devdesc *dev;			struct disk_devdesc *dev;
	struct open_disk *od;			struct open_disk *od;

	dev = (struct disk_devdesc *)d;			dev = (struct disk_devdesc *)d;
	od = (struct open_disk *)dev->d_opendata;			od = (struct open_disk *)dev->d_opendata;
	return (dev->d_dev->dv_strategy(dev, F_READ, offset,
				/*
				* As the GPT backup partition is located at the end of the disk,
				* to avoid reading past disk end, flag bcache not to use RA.
				*/
				return (dev->d_dev->dv_strategy(dev, F_READ \| F_NORA, offset,
	blocks * od->sectorsize, (char *)buf, NULL));			blocks * od->sectorsize, (char *)buf, NULL));
	}			}

	#define PWIDTH 35			#define PWIDTH 35
	static int			static int
	ptable_print(void arg, const char pname, const struct ptable_entry *part)			ptable_print(void arg, const char pname, const struct ptable_entry *part)
	{			{
	struct disk_devdesc dev;			struct disk_devdesc dev;
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