Symbol: IS_6TO4_TUN
usr/src/uts/common/io/dls/dls_mgmt.c
160
IS_IPV4_TUN(name) || IS_IPV6_TUN(name) || IS_6TO4_TUN(name))
usr/src/uts/common/io/dls/dls_mgmt.c
2067
} else if (IS_6TO4_TUN(drvname)) {