#define u8 unsigned char\r
#define s8 signed char\r
#define u16 unsigned short\r
#define s16 signed short\r
#define u32 unsigned int\r
#define s32 signed int\r
#define u8 unsigned char\r
#define s8 signed char\r
#define u16 unsigned short\r
#define s16 signed short\r
#define u32 unsigned int\r
#define s32 signed int\r