dup.c

LINUX 1.0 内核c源代码,是一份精简的linux内核源代码

/*
 *  linux/lib/dup.c
 *
 *  Copyright (C) 1991, 1992  Linus Torvalds
 */

#define __LIBRARY__
#include <linux/unistd.h>

_syscall1(int,dup,int,fd)