Defined in 1 files as a macro:

• bsd/netinet/in.h, line 425 (as a macro)

Referenced in 3 files:

• bsd/netinet/ip_fw2.c
  • line 2899
  • line 3230
  • line 3251
• bsd/netinet/ip_fw2_compat.c, line 2245
• bsd/netinet/raw_ip.c, line 510