unistd.h

来自「package of develop dns」· C头文件 代码 · 共 39 行

/*
 * Copyright (C) 2004  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 2000, 2001  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/* $Id: unistd.h,v 1.3.206.1 2004/03/06 08:15:12 marka Exp $ */

/* None of these are defined in NT, so define them for our use */
#define O_NONBLOCK 1
#define PORT_NONBLOCK O_NONBLOCK

/*
 * fcntl() commands
 */
#define F_SETFL 0
#define F_GETFL 1
#define F_SETFD 2
#define F_GETFD 3
/*
 * Enough problems not having full fcntl() without worrying about this!
 */
#undef F_DUPFD 

int fcntl(int, int, ...);

#include <process.h>