Defined in 2 files as a macro:

• bsd/net/if.h, line 371 (as a macro)
• bsd/net/if_private.h, line 372 (as a macro)

Referenced in 3 files:

• bsd/net/if.c
  • line 3909
  • line 3962
• bsd/net/if_bridge.c
  • line 2227
  • line 2248
• bsd/net/if_fake.c, line 4312