Defined in 1 files as a macro:

• bsd/netinet/ip.h, line 194 (as a macro)

Referenced in 4 files:

• bsd/netinet/ip_compat.h
  • line 92
  • line 472
  • line 473
• bsd/netinet/ip_input.c
  • line 2849
  • line 2861
  • line 2925
• bsd/netinet/ip_output.c, line 2738
• bsd/netinet6/ah_output.c, line 614