#define	offsetof(s, m)	(ulong)(&(((s*)0)->m)) /* * functions (possibly) linked in, complete, from libc. */ /* * mem routines */extern	void*	memccpy(void*, void*, int, ulong);extern	void*	memset(void*, int, ulong);extern	int	memcmp(void*, void*, ulong);extern	void*	memmove(void*, void*, ulong);extern	void*	memchr(void*, int, ulong); /* * string routines */extern	char*	strcat(char*, char*);extern	char*	strchr(char*, int);extern	int	strcmp(char*, char*);extern	char*	strcpy(char*, char*);extern	char*	strncat(char*, char*, long);extern	char*	strncpy(char*, char*, long);extern	int	strncmp(char*, char*, long);extern	long	strlen(char*);extern	char*	strrchr(char*, char);extern	char*	strstr(char*, char*);  /* * print routines */typedef struct Fmt	Fmt;typedef int (*Fmts)(Fmt*);struct Fmt{	uchar	runes;			/* output buffer is runes or chars? */	void	*start;			/* of buffer */	void	*to;			/* current place in the buffer */	void	*stop;			/* end of the buffer; overwritten if flush fails */	int	(*flush)(Fmt *);	/* called when to == stop */	void	*farg;			/* to make flush a closure */	int	nfmt;			/* num chars formatted so far */	va_list	args;			/* args passed to dofmt */	int	r;			/* % format Rune */	int	width;	int	prec;	ulong	flags;};extern	int	print(char*, ...);extern	char*	seprint(char*, char*, char*, ...);extern	char*	vseprint(char*, char*, char*, va_list);extern	int	sprint(char*, char*, ...);extern 	int	snprint(char*, int, char*, ...);extern	int	fmtinstall(int, int (*)(Fmt*)); #pragma	varargck	argpos	fmtprint	2#pragma	varargck	argpos	print		1#pragma	varargck	argpos	seprint		3#pragma	varargck	argpos	snprint		3#pragma	varargck	argpos	sprint		2 #pragma	varargck	type	"lux"	void*#pragma	varargck	type	"E"	uchar*	/* eipfmt */ #pragma	varargck	type	"lld"	vlong#pragma	varargck	type	"llx"	vlong#pragma	varargck	type	"lld"	uvlong#pragma	varargck	type	"llx"	uvlong#pragma	varargck	type	"ld"	long#pragma	varargck	type	"lx"	long#pragma	varargck	type	"lb"	long#pragma	varargck	type	"ld"	ulong#pragma	varargck	type	"lx"	ulong#pragma	varargck	type	"lb"	ulong#pragma	varargck	type	"d"	int#pragma	varargck	type	"x"	int#pragma	varargck	type	"c"	int#pragma	varargck	type	"C"	int#pragma	varargck	type	"b"	int#pragma	varargck	type	"d"	uint#pragma	varargck	type	"x"	uint#pragma	varargck	type	"c"	uint#pragma	varargck	type	"C"	uint#pragma	varargck	type	"b"	uint#pragma	varargck	type	"f"	double#pragma	varargck	type	"e"	double#pragma	varargck	type	"g"	double#pragma	varargck	type	"s"	char*#pragma	varargck	type	"q"	char*#pragma	varargck	type	"S"	Rune*#pragma	varargck	type	"Q"	Rune*#pragma	varargck	type	"r"	void#pragma	varargck	type	"%"	void#pragma	varargck	type	"n"	int*#pragma	varargck	type	"p"	uintptr#pragma	varargck	type	"p"	void*#pragma	varargck	flag	','#pragma	varargck	flag	'h'#pragma varargck	type	"<"	void*#pragma varargck	type	"["	void*#pragma varargck	type	"H"	void*#pragma varargck	type	"lH"	void* #define PRINTSIZE	256 /* * one-of-a-kind */extern	int	atoi(char*);extern	uintptr	getcallerpc(void*);extern	long	strtol(char*, char**, int);extern	ulong	strtoul(char*, char**, int);extern	uvlong	strtoull(char*, char**, int);extern	long	end; #define	NAMELEN	28