Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 101 (as a macro)
• osfmk/kdp/kdp_udp.c, line 162 (as a macro)

Referenced in 8 files:

• bsd/net/pf.c
  • line 7573
  • line 8595
  • line 9285
• bsd/net/pf_norm.c
  • line 505
  • line 515
  • line 651
  • line 1731
  • line 1807
• bsd/net/pf_osfp.c, line 130
• bsd/netinet/ip_compat.h
  • line 106
  • line 107
• bsd/netinet/ip_fw2.c
  • line 1247
  • line 1296
  • line 2112
  • line 2115
• bsd/netinet/ip_input.c, line 901
• bsd/netinet/ip_var.h, line 257
• bsd/netinet6/ipsec.c
  • line 1206
  • line 2296
  • line 4806