Defined in 3 files as a macro:

• contrib/tcpdump/tcp.h, line 57 (as a macro)
• sys/contrib/ipfilter/netinet/ip_compat.h, line 851 (as a macro)
• sys/netinet/tcp.h, line 67 (as a macro)

Referenced in 52 files:

• contrib/ipfilter/ipsend/ip.c, line 277
• contrib/ipfilter/ipsend/ipsend.c, line 378
• contrib/ipfilter/ipsend/iptests.c
  • line 948
  • line 960
  • line 1046
  • line 1165
  • line 1203
  • line 1245
• contrib/ipfilter/lib/flags.c, line 24
• contrib/ipfilter/lib/ipft_tx.c, line 29
• contrib/ipfilter/lib/printpacket.c, line 92
• contrib/ipfilter/lib/tcp_flags.c, line 43
• contrib/ipfilter/tools/ipmon.c, line 80
• contrib/pf/ftp-proxy/filter.c
  • line 292
  • line 293
• contrib/pf/tftp-proxy/filter.c
  • line 302
  • line 304
  • line 306
  • line 308
• contrib/tcpdump/print-cnfp.c
  • line 225
  • line 321
  • line 417
• contrib/tcpdump/print-mptcp.c
  • line 181
  • line 182
  • line 205
  • line 206
  • line 206
  • line 249
• contrib/tcpdump/print-tcp.c
  • line 106
  • line 283
  • line 334
  • line 401
• contrib/traceroute/traceroute.c, line 1552
• sbin/ipfw/ipfw2.c
  • line 125
  • line 1172
  • line 2323
  • line 2323
  • line 2333
  • line 2335
  • line 4748
• sys/contrib/ipfilter/netinet/fil.c
  • line 1380
  • line 1386
  • line 1403
  • line 1413
• sys/contrib/ipfilter/netinet/ip_compat.h
  • line 730
  • line 850
  • line 866
• sys/contrib/ipfilter/netinet/ip_fil_freebsd.c, line 363
• sys/contrib/ipfilter/netinet/ip_ftp_pxy.c
  • line 573
  • line 927
• sys/contrib/ipfilter/netinet/ip_nat.c, line 5827
• sys/contrib/ipfilter/netinet/ip_rcmd_pxy.c, line 278
• sys/contrib/ipfilter/netinet/ip_rpcb_pxy.c, line 1183
• sys/contrib/ipfilter/netinet/ip_state.c
  • line 1406
  • line 1605
  • line 1614
  • line 1628
  • line 2027
  • line 2071
  • line 2083
  • line 2177
  • line 2189
  • line 2202
  • line 2380
  • line 4081
  • line 4123
  • line 4135
  • line 4164
• sys/contrib/ipfilter/netinet/ip_state.h, line 142
• sys/dev/hyperv/netvsc/if_hn.c, line 899
• sys/dev/sfxge/sfxge_rx.c, line 550
• sys/dev/sfxge/sfxge_tx.c
  • line 864
  • line 866
  • line 1122
  • line 1124
• sys/net/slcompress.c, line 176
• sys/netgraph/ng_tcpmss.c, line 329
• sys/netinet/libalias/alias.c
  • line 200
  • line 218
• sys/netinet/tcp.h, line 75
• sys/netinet/tcp_fsm.h
  • line 91
  • line 92
• sys/netinet/tcp_input.c
  • line 896
  • line 906
  • line 980
  • line 1060
  • line 1157
  • line 1206
  • line 1530
  • line 1602
  • line 1632
  • line 1720
  • line 1945
  • line 1945
  • line 1948
  • line 1982
  • line 2038
  • line 2172
  • line 2234
  • line 2235
  • line 2358
  • line 3312
• sys/netinet/tcp_lro.c, line 1223
• sys/netinet/tcp_output.c
  • line 149
  • line 350
  • line 439
  • line 441
  • line 448
  • line 457
  • line 475
  • line 563
  • line 706
  • line 797
  • line 836
  • line 842
  • line 858
  • line 1103
  • line 1110
  • line 1226
  • line 1262
  • line 1502
  • line 1503
  • line 1584
  • line 1620
• sys/netinet/tcp_stacks/bbr.c
  • line 5949
  • line 5956
  • line 5987
  • line 8872
  • line 8944
  • line 9066
  • line 9066
  • line 9070
  • line 9128
  • line 9284
  • line 9308
  • line 9342
  • line 9404
  • line 9438
  • line 9525
  • line 9571
  • line 9652
  • line 9698
  • line 9765
  • line 9811
  • line 9880
  • line 9931
  • line 11438
  • line 11491
  • line 11591
  • line 12296
  • line 12385
  • line 12516
  • line 12519
  • line 12526
  • line 12530
  • line 12542
  • line 12556
  • line 12565
  • line 12813
  • line 12977
  • line 13010
  • line 13016
  • line 13027
  • line 13231
  • line 13289
  • line 13357
  • line 13365
  • line 13452
  • line 13456
  • line 13532
  • line 13878
  • line 13886
  • line 13887
  • line 13911
  • line 14141
  • line 14168
• sys/netinet/tcp_stacks/rack.c
  • line 6122
  • line 6129
  • line 6170
  • line 9197
  • line 9269
  • line 9387
  • line 9387
  • line 9391
  • line 9448
  • line 9585
  • line 9610
  • line 9643
  • line 9705
  • line 9738
  • line 9830
  • line 9871
  • line 9953
  • line 9994
  • line 10062
  • line 10103
  • line 10172
  • line 10214
  • line 10856
  • line 10928
  • line 10960
  • line 12260
  • line 12397
  • line 12405
  • line 12412
  • line 12429
  • line 12437
  • line 12743
  • line 12989
  • line 13032
  • line 13038
  • line 13048
  • line 13320
  • line 13328
  • line 13462
  • line 13510
  • line 13863
  • line 13864
  • line 13911
• sys/netinet/tcp_stacks/rack_bbr_common.c
  • line 522
  • line 523
• sys/netinet/tcp_syncache.c
  • line 534
  • line 623
  • line 1078
  • line 1381
  • line 1381
  • line 1552
  • line 1726
  • line 1862
  • line 1873
  • line 1882
• sys/netinet/tcp_timewait.c
  • line 437
  • line 452
• sys/netpfil/ipfw/ip_fw2.c
  • line 665
  • line 665
  • line 724
  • line 2388
  • line 2435
  • line 2435
• sys/netpfil/ipfw/ip_fw_dynamic.c
  • line 923
  • line 923
  • line 940
  • line 943
• sys/netpfil/ipfw/nat64/nat64lsn.c, line 171
• sys/netpfil/ipfw/pmod/tcpmod.c, line 206
• sys/netpfil/pf/pf.c
  • line 1977
  • line 2573
  • line 3670
  • line 3670
  • line 3681
  • line 3795
  • line 3796
  • line 3824
  • line 3974
  • line 4013
  • line 4062
  • line 4138
  • line 4295
  • line 4403
  • line 4411
  • line 4428
  • line 4440
  • line 4444
  • line 4445
  • line 4478
  • line 4478
• sys/netpfil/pf/pf_norm.c
  • line 1354
  • line 1452
  • line 1790
• sys/netpfil/pf/pf_osfp.c
  • line 108
  • line 108
• usr.sbin/ppp/ip.c
  • line 377
  • line 846
• usr.sbin/ppp/slcompress.c, line 186
• usr.sbin/ppp/tcpmss.c, line 115
• usr.sbin/traceroute6/traceroute6.c, line 1197
• usr.sbin/trpt/trpt.c, line 400