__cpu_to_be32      39 include/uapi/linux/byteorder/big_endian.h #define __cpu_to_be32(x) ((__force __be32)(__u32)(x))
__cpu_to_be32      39 include/uapi/linux/byteorder/little_endian.h #define __cpu_to_be32(x) ((__force __be32)__swab32((x)))