Defined in 2 files as a macro:

• bsd/netinet/in_var.h, line 81 (as a macro)
• bsd/netinet6/in6_var.h, line 102 (as a macro)

Referenced in 4 files:

• bsd/netinet/in.c
  • line 477
  • line 1042
  • line 1048
  • line 1126
• bsd/netinet/raw_ip.c
  • line 481
  • line 504
  • line 515
• bsd/netinet6/in6.c
  • line 1022
  • line 1031
  • line 1235
  • line 1248
  • line 1697
• bsd/netinet6/in6_ifattach.c, line 938