Defined in 1 files as a macro:

• bsd/netinet/ip.h, line 134 (as a macro)

Referenced in 4 files:

• bsd/net/classq/classq_util.c
  • line 250
  • line 290
• bsd/netinet/ip_input.c
  • line 1630
  • line 1635
  • line 1635
• bsd/netinet/tcp_input.c, line 1514
• bsd/netinet6/frag6.c
  • line 554
  • line 561
  • line 561