B_LBITFIELD16_5
#define B_LBITFIELD16_5(b1,b2,b3,b4,b5) uint16 b5,b4,b3,b2,b1
#define B_LBITFIELD16_5(b1,b2,b3,b4,b5) uint16 b1,b2,b3,b4,b5