__ntfs_bswap_constant_32
# define bswap_32(x) __ntfs_bswap_constant_32(x)
#define __constant_be32_to_cpu(x) __ntfs_bswap_constant_32((u32)(x))
#define __constant_cpu_to_be32(x) __ntfs_bswap_constant_32((u32)(x))
#define __constant_le32_to_cpu(x) __ntfs_bswap_constant_32((u32)(x))
#define __constant_cpu_to_le32(x) __ntfs_bswap_constant_32((u32)(x))