Enumerator at include/linux/netdevice.h, line 2793 References: drivers/net/bonding/bond_main.c, line 1844 drivers/net/team/team.c, line 2144 drivers/net/tun.c, line 3137 drivers/net/usb/qmi_wwan.c, line 384 drivers/net/wan/hdlc_fr.c, line 1246 include/linux/netdevice.h, line 2793 net/batman-adv/hard-interface.c, line 934 net/core/rtnetlink.c, line 5616 net/ipv4/devinet.c, line 1589 net/ipv6/addrconf.c, line 3665 net/ipv6/addrconf.c, line 3698 net/x25/af_x25.c, line 217