FM / netfilter

/usr/include/linux/netfilter

Name	Size	Mode	Actions
ipset/	-	0755	rm
nfnetlink.h	2457	0644	edit dl rm
nfnetlink_acct.h	900	0644	edit dl rm
nfnetlink_compat.h	2444	0644	edit dl rm
nfnetlink_conntrack.h	6186	0644	edit dl rm
nfnetlink_cthelper.h	1206	0644	edit dl rm
nfnetlink_cttimeout.h	2951	0644	edit dl rm
nfnetlink_hook.h	1689	0644	edit dl rm
nfnetlink_log.h	3105	0644	edit dl rm
nfnetlink_osf.h	2665	0644	edit dl rm
nfnetlink_queue.h	3497	0644	edit dl rm
nf_conntrack_common.h	4588	0644	edit dl rm
nf_conntrack_ftp.h	438	0644	edit dl rm
nf_conntrack_sctp.h	597	0644	edit dl rm
nf_conntrack_tcp.h	1415	0644	edit dl rm
nf_conntrack_tuple_common.h	896	0644	edit dl rm
nf_log.h	538	0644	edit dl rm
nf_nat.h	1587	0644	edit dl rm
nf_synproxy.h	576	0644	edit dl rm
nf_tables.h	56433	0644	edit dl rm
nf_tables_compat.h	731	0644	edit dl rm
xt_addrtype.h	1084	0644	edit dl rm
xt_AUDIT.h	718	0644	edit dl rm
xt_bpf.h	935	0644	edit dl rm
xt_cgroup.h	740	0644	edit dl rm
xt_CHECKSUM.h	563	0644	edit dl rm
xt_CLASSIFY.h	217	0644	edit dl rm
xt_cluster.h	374	0644	edit dl rm
xt_comment.h	230	0644	edit dl rm
xt_connbytes.h	577	0644	edit dl rm
xt_connlabel.h	360	0644	edit dl rm
xt_connlimit.h	575	0644	edit dl rm
xt_CONNMARK.h	199	0644	edit dl rm
xt_connmark.h	901	0644	edit dl rm
xt_CONNSECMARK.h	301	0644	edit dl rm
xt_conntrack.h	2557	0644	edit dl rm
xt_cpu.h	199	0644	edit dl rm
xt_CT.h	853	0644	edit dl rm
xt_dccp.h	483	0644	edit dl rm
xt_devgroup.h	429	0644	edit dl rm
xt_DSCP.h	697	0644	edit dl rm
xt_dscp.h	701	0644	edit dl rm
xt_ecn.h	736	0644	edit dl rm
xt_esp.h	418	0644	edit dl rm
xt_hashlimit.h	3256	0644	edit dl rm
xt_helper.h	188	0644	edit dl rm
xt_HMARK.h	933	0644	edit dl rm
xt_IDLETIMER.h	1001	0644	edit dl rm
xt_ipcomp.h	485	0644	edit dl rm
xt_iprange.h	581	0644	edit dl rm
xt_ipvs.h	680	0644	edit dl rm
xt_l2tp.h	739	0644	edit dl rm
xt_LED.h	470	0644	edit dl rm
xt_length.h	221	0644	edit dl rm
xt_limit.h	673	0644	edit dl rm
xt_LOG.h	642	0644	edit dl rm
xt_mac.h	227	0644	edit dl rm
xt_MARK.h	184	0644	edit dl rm
xt_mark.h	260	0644	edit dl rm
xt_multiport.h	721	0644	edit dl rm
xt_nfacct.h	421	0644	edit dl rm
xt_NFLOG.h	556	0644	edit dl rm
xt_NFQUEUE.h	779	0644	edit dl rm
xt_osf.h	1703	0644	edit dl rm
xt_owner.h	535	0644	edit dl rm
xt_physdev.h	553	0644	edit dl rm
xt_pkttype.h	188	0644	edit dl rm
xt_policy.h	1051	0644	edit dl rm
xt_quota.h	400	0644	edit dl rm
xt_RATEEST.h	390	0644	edit dl rm
xt_rateest.h	859	0644	edit dl rm
xt_realm.h	220	0644	edit dl rm
xt_recent.h	1058	0644	edit dl rm
xt_rpfilter.h	320	0644	edit dl rm
xt_sctp.h	2329	0644	edit dl rm
xt_SECMARK.h	648	0644	edit dl rm
xt_set.h	1827	0644	edit dl rm
xt_socket.h	640	0644	edit dl rm
xt_state.h	331	0644	edit dl rm
xt_statistic.h	716	0644	edit dl rm
xt_string.h	664	0644	edit dl rm
xt_SYNPROXY.h	498	0644	edit dl rm
xt_TCPMSS.h	235	0644	edit dl rm
xt_tcpmss.h	253	0644	edit dl rm
xt_TCPOPTSTRIP.h	407	0644	edit dl rm
xt_tcpudp.h	1250	0644	edit dl rm
xt_TEE.h	333	0644	edit dl rm
xt_time.h	730	0644	edit dl rm
xt_TPROXY.h	575	0644	edit dl rm
xt_u32.h	752	0644	edit dl rm
x_tables.h	4466	0644	edit dl rm

Edit: /usr/include/linux/netfilter/xt_osf.h (1703B)

/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
 * Copyright (c) 2003+ Evgeniy Polyakov <johnpol@2ka.mxt.ru>
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

#ifndef _XT_OSF_H
#define _XT_OSF_H

#include <linux/types.h>
#include <linux/netfilter/nfnetlink_osf.h>

#define XT_OSF_GENRE		NF_OSF_GENRE
#define XT_OSF_INVERT		NF_OSF_INVERT

#define XT_OSF_TTL		NF_OSF_TTL
#define XT_OSF_LOG		NF_OSF_LOG

#define XT_OSF_LOGLEVEL_ALL		NF_OSF_LOGLEVEL_ALL
#define XT_OSF_LOGLEVEL_FIRST		NF_OSF_LOGLEVEL_FIRST
#define XT_OSF_LOGLEVEL_ALL_KNOWN	NF_OSF_LOGLEVEL_ALL_KNOWN

#define XT_OSF_TTL_TRUE		NF_OSF_TTL_TRUE
#define XT_OSF_TTL_NOCHECK	NF_OSF_TTL_NOCHECK
#define XT_OSF_TTL_LESS		NF_OSF_TTL_LESS

#define xt_osf_wc		nf_osf_wc
#define xt_osf_opt		nf_osf_opt
#define xt_osf_info		nf_osf_info
#define xt_osf_user_finger	nf_osf_user_finger
#define xt_osf_finger		nf_osf_finger
#define xt_osf_nlmsg		nf_osf_nlmsg

#define xt_osf_window_size_options	nf_osf_window_size_options
#define xt_osf_attr_type	nf_osf_attr_type
#define xt_osf_msg_types	nf_osf_msg_types

#endif				/* _XT_OSF_H */

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