Defined in 6 files as a prototype:

• sys/net/if_var.h, line 92 (as a prototype)
• sys/net/if_var.h, line 93 (as a prototype)
• sys/net/if_var.h, line 94 (as a prototype)
• sys/net/if_var.h, line 95 (as a prototype)
• sys/netinet/in_var.h, line 110 (as a prototype)
• sys/netinet6/in6_var.h, line 149 (as a prototype)

Defined in 2 files as a macro:

• sys/contrib/ck/include/ck_queue.h, line 230 (as a macro)
• sys/sys/ck.h, line 9 (as a macro)

Referenced in 4 files:

• sys/net/if_var.h
  • line 292
  • line 496
• sys/net/pfil.c, line 92
• sys/net/route/route_var.h, line 74
• sys/netpfil/pf/pf_if.c, line 709