Defined in 4 files as a macro:

• contrib/ntp/include/ntif.h, line 90 (as a macro)
• sys/amd64/linux/linux.h, line 407 (as a macro)
• sys/amd64/linux32/linux.h, line 508 (as a macro)
• sys/net/if.h, line 503 (as a macro)

Referenced in 5 files:

• contrib/netbsd-tests/net/if/ifconf.c, line 100
• contrib/ntp/lib/isc/unix/ifiter_ioctl.c
  • line 475
  • line 919
• libexec/bootpd/getif.c
  • line 71
  • line 74
• sys/net/if.c, line 3251
• usr.sbin/arp/arp.c
  • line 824
  • line 839
  • line 874