Defined in 1 files as a macro:

• bsd/netinet/in.h, line 105 (as a macro)

Referenced in 4 files:

• bsd/netinet/igmp.c
  • line 2540
  • line 3932
• bsd/netinet/in_proto.c
  • line 187
  • line 362
• bsd/netinet/ip_input.c, line 1151
• bsd/netinet/ip_mroute.c, line 566