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 0
typedef unsigned int mpdigit; /* for /sys/include/mp.h */
typedef unsigned int u32int;

/* FPSCR */
#define FPSFX (1<<31) /* exception summary (sticky) */
#define FPSEX (1<<30) /* enabled exception summary */
#define FPSVX (1<<29) /* invalid operation exception summary */
#define FPSOX (1<<28) /* overflow exception OX (sticky) */
#define FPSUX (1<<27) /* underflow exception UX (sticky) */
#define FPSZX (1<<26) /* zero divide exception ZX (sticky) */
#define FPSXX (1<<25) /* inexact exception XX (sticky) */
#define FPSVXSNAN (1<<24) /* invalid operation exception for SNaN (sticky) */
#define FPSVXISI (1<<23) /* invalid operation exception for ∞-∞ (sticky) */
#define FPSVXIDI (1<<22) /* invalid operation exception for ∞/∞ (sticky) */
#define FPSVXZDZ (1<<21) /* invalid operation exception for 0/0 (sticky) */
#define FPSVXIMZ (1<<20) /* invalid operation exception for ∞*0 (sticky) */
#define FPSVXVC (1<<19) /* invalid operation exception for invalid compare (sticky) */
#define FPSFR (1<<18) /* fraction rounded */
#define FPSFI (1<<17) /* fraction inexact */
#define FPSFPRF (1<<16) /* floating point result class */
#define FPSFPCC (0xF<<12) /* <, >, =, unordered */
#define FPVXCVI (1<<8) /* enable exception for invalid integer convert (sticky) */
#define FPVE (1<<7) /* invalid operation exception enable */
#define FPOVFL (1<<6) /* enable overflow exceptions */
#define FPUNFL (1<<5) /* enable underflow */
#define FPZDIV (1<<4) /* enable zero divide */
#define FPINEX (1<<3) /* enable inexact exceptions */
#define FPRMASK (3<<0) /* rounding mode */
#define FPRNR (0<<0)
#define FPRZ (1<<0)
#define FPRPINF (2<<0)
#define FPRNINF (3<<0)
#define FPPEXT 0
#define FPPSGL 0
#define FPPDBL 0
#define FPPMASK 0
#define FPINVAL FPVE

#define FPAOVFL FPSOX
#define FPAINEX FPSXX
#define FPAUNFL FPSUX
#define FPAZDIV FPSZX
#define FPAINVAL FPSVX

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])