21 lines
371 B
C
21 lines
371 B
C
/*
|
|
* Copyright (c) 2006-2018, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2015-02-17 Bernard First version
|
|
*/
|
|
|
|
#ifndef IN_H__
|
|
#define IN_H__
|
|
|
|
#include <sys/socket.h>
|
|
|
|
#ifndef IN6_IS_ADDR_MULTICAST
|
|
#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff)
|
|
#endif
|
|
|
|
#endif
|