Defined in 2 files as a macro:

• sys/net/if.h, line 1003 (as a macro)
• sys/net/if.h, line 1055 (as a macro)

Referenced in 19 files:

• sys/dev/ic/hd64570.c, line 815
• sys/dev/ppbus/if_plip.c, line 742
• sys/dev/qbus/if_dmc.c, line 774
• sys/dev/usb/if_umb.c, line 870
• sys/dev/usb/if_upl.c, line 292
• sys/dev/usb/uhso.c, line 2356
• sys/net/if_arcsubr.c, line 138
• sys/net/if_fddisubr.c, line 230
• sys/net/if_gif.c, line 423
• sys/net/if_hippisubr.c, line 107
• sys/net/if_ieee1394subr.c, line 108
• sys/net/if_ipsec.c, line 348
• sys/net/if_l2tp.c, line 420
• sys/net/if_loop.c, line 287
• sys/net/if_ppp.c, line 895
• sys/net/if_sl.c, line 478
• sys/net/if_spppsubr.c, line 779
• sys/net/if_tokensubr.c, line 203
• sys/net/if_tun.c, line 563