typedef unsigned short ushort;

#define nil ((void*)0)
typedef unsigned short ushort;
typedef unsigned char uchar;
typedef unsigned long ulong;
typedef unsigned int uint;
typedef signed char schar;
typedef long long vlong;
typedef unsigned long long uvlong;
typedef ushort Rune;
typedef union FPdbleword FPdbleword;
typedef long jmp_buf[2];
#define JMPBUFSP 0
#define JMPBUFPC 1
#define JMPBUFDPC (-8)
typedef unsigned int mpdigit; /* for /sys/include/mp.h */
typedef unsigned int u32int;

/* FCR */
#define FPINEX (1<<23)
#define FPOVFL (1<<26)
#define FPUNFL (1<<25)
#define FPZDIV (1<<24)
#define FPRNR (0<<30)
#define FPRZ (1<<30)
#define FPINVAL (1<<27)
#define FPRPINF (2<<30)
#define FPRNINF (3<<30)
#define FPRMASK (3<<30)
#define FPPEXT 0
#define FPPSGL 0
#define FPPDBL 0
#define FPPMASK 0
/* FSR */
#define FPAINEX (1<<5)
#define FPAZDIV (1<<6)
#define FPAUNFL (1<<7)
#define FPAOVFL (1<<8)
#define FPAINVAL (1<<9)
union FPdbleword
{
double x;
struct { /* big endian */
ulong hi;
ulong lo;
};
};

typedef char* va_list;
#define va_start(list, start) list =\
(sizeof(start) < 4?\
(char*)((int*)&(start)+1):\
(char*)(&(start)+1))
#define va_end(list)\
USED(list)
#define va_arg(list, mode)\
((sizeof(mode) == 1)?\
((mode*)(list += 4))[-1]:\
(sizeof(mode) == 2)?\
((mode*)(list += 4))[-1]:\
((mode*)(list += sizeof(mode)))[-1])