Defined in 2 files as a macro:

• contrib/tcpdump/ip.h, line 60 (as a macro)
• sys/netinet/ip.h, line 63 (as a macro)

Referenced in 34 files:

• contrib/ipfilter/tools/ipmon.c
  • line 1361
  • line 1377
• contrib/tcpdump/print-ip.c, line 325
• contrib/traceroute/traceroute.c, line 593
• sbin/natd/icmp.c, line 54
• sbin/ping/ping.c, line 716
• sys/contrib/ipfilter/netinet/ip_fil_freebsd.c
  • line 493
  • line 877
• sys/contrib/ipfilter/netinet/ip_nat.c, line 5664
• sys/dev/hyperv/netvsc/if_hn.c, line 843
• sys/dev/mlx4/mlx4_ib/mlx4_ib_qp.c, line 2544
• sys/dev/xen/netback/netback_unit_tests.c, line 2318
• sys/net/if_spppfr.c, line 323
• sys/netinet/igmp.c, line 3534
• sys/netinet/ip_carp.c, line 839
• sys/netinet/ip_fastfwd.c, line 377
• sys/netinet/ip_icmp.c, line 221
• sys/netinet/ip_id.c
  • line 251
  • line 251
• sys/netinet/ip_mroute.c
  • line 2514
  • line 2515
• sys/netinet/ip_output.c
  • line 661
  • line 748
• sys/netinet/raw_ip.c, line 464
• sys/netinet/sctp_output.c
  • line 4091
  • line 11115
• sys/netinet/tcp_output.c, line 1433
• sys/netinet/tcp_subr.c, line 1066
• sys/netinet/tcp_syncache.c, line 1701
• sys/netinet/tcp_timewait.c, line 616
• sys/netinet/udp_usrreq.c, line 1415
• sys/netipsec/ipsec_output.c
  • line 882
  • line 918
• sys/netipsec/xform_ah.c, line 292
• sys/netpfil/ipfw/ip_fw_dynamic.c, line 2283
• sys/netpfil/ipfw/nat64/nat64_translate.c
  • line 393
  • line 637
  • line 687
  • line 1113
• sys/netpfil/pf/if_pfsync.c, line 1405
• sys/netpfil/pf/pf.c
  • line 2463
  • line 5564
• sys/netpfil/pf/pf_norm.c
  • line 869
  • line 872
  • line 884
  • line 923
  • line 926
  • line 1798
  • line 1801
  • line 1825
• sys/netpfil/pf/pf_osfp.c, line 119
• tools/tools/netmap/pkt-gen.c, line 670