/* *  linux/lib/open.c * *  (C) 1991  Linus Torvalds */#define __LIBRARY__#include <unistd.h>#include <stdarg.h>int open(const char * filename, int flag, ...){	register int res;	va_list arg;	va_start(arg,flag);	__asm__("int $0x80"		:"=a" (res)		:"0" (__NR_open),"b" (filename),"c" (flag),		"d" (va_arg(arg,int)));	if (res>=0)		return res;	errno = -res;	return -1;}