Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 100 (as a macro)
• osfmk/kdp/kdp_udp.c, line 161 (as a macro)

Referenced in 9 files:

• bsd/net/pf.c, line 9285
• bsd/net/pf_norm.c, line 1729
• bsd/netinet/ip_compat.h
  • line 425
  • line 426
• bsd/netinet/ip_fw2.c
  • line 1296
  • line 1300
• bsd/netinet/ip_icmp.c, line 233
• bsd/netinet/ip_input.c
  • line 901
  • line 2715
• bsd/netinet/ip_output.c
  • line 2068
  • line 2069
  • line 2070
  • line 2074
  • line 2122
• bsd/netinet/ip_var.h, line 257
• bsd/netinet6/ipsec.c
  • line 1206
  • line 2297
  • line 4807