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The C and C++ Include Header Files

/usr/include/linux/netfilter_ipv4/ipt_TTL.h


$ cat -n /usr/include/linux/netfilter_ipv4/ipt_TTL.h

     1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
     2	/* TTL modification module for IP tables
     3	 * (C) 2000 by Harald Welte <laforge@netfilter.org> */
     4	
     5	#ifndef _IPT_TTL_H
     6	#define _IPT_TTL_H
     7	
     8	#include <linux/types.h>
     9	
    10	enum {
    11		IPT_TTL_SET = 0,
    12		IPT_TTL_INC,
    13		IPT_TTL_DEC
    14	};
    15	
    16	#define IPT_TTL_MAXMODE	IPT_TTL_DEC
    17	
    18	struct ipt_TTL_info {
    19		__u8	mode;
    20		__u8	ttl;
    21	};
    22	
    23	
    24	#endif