HME_XD_FLAGS
(p) ? letoh32(*((u_int32_t *)HME_XD_FLAGS(b,i))) : \
(*((u_int32_t *)HME_XD_FLAGS(b,i)))
*((u_int32_t *)HME_XD_FLAGS(b,i)) = ((p) ? htole32(f) : (f)); \