Defined in 2 files as a macro:

• bsd/netinet/ip.h, line 102 (as a macro)
• osfmk/kdp/kdp_udp.h, line 110 (as a macro)

Referenced in 6 files:

• bsd/netinet/ip_compat.h
  • line 427
  • line 428
• bsd/netinet/ip_fw2.c
  • line 699
  • line 703
• bsd/netinet/ip_icmp.c, line 201
• bsd/netinet/ip_input.c
  • line 958
  • line 1025
• bsd/netinet/ip_output.c
  • line 1297
  • line 1298
  • line 1299
  • line 1303
  • line 1340
• bsd/netinet6/ipsec.c
  • line 989
  • line 2210