Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 88 (as a macro)
• osfmk/kdp/kdp_udp.h, line 94 (as a macro)

Referenced in 7 files:

• bsd/netinet/ip_compat.h
  • line 441
  • line 442
• bsd/netinet/ip_frag.c, line 280
• bsd/netinet/ip_icmp.c, line 170
• bsd/netinet/ip_input.c
  • line 715
  • line 767
• bsd/netinet/ip_nat.c, line 1020
• bsd/netinet/ip_output.c
  • line 877
  • line 878
  • line 879
  • line 883
  • line 909
• bsd/netinet6/ipsec.c, line 2017