Defined in 1 files as a macro:

• bsd/netinet/ip.h, line 150 (as a macro)

Referenced in 4 files:

• bsd/netinet/ip_compat.h
  • line 88
  • line 468
  • line 469
• bsd/netinet/ip_fw.c, line 260
• bsd/netinet/ip_output.c, line 1496
• bsd/netinet6/ah_output.c, line 533