if_addgroup
if_addgroup(ifp, "wlan");
if_addgroup(ifp, "netboot");
if_addgroup(ifp, ifc->ifc_name);
error = if_addgroup(ifp, ifgr->ifgr_group);
if_addgroup(ifp, IFG_EGRESS);
if_addgroup(ifp, IFG_EGRESS);
if_addgroup(ifp, IFG_ALL);
int if_addgroup(struct ifnet *, const char *);
if_addgroup(ifp, ifc->ifc_name);
if_addgroup(ifp, ifc->ifc_name);
if_addgroup(ifp, "carp");
if_addgroup(ifp, "pppx");
if_addgroup(ifp, "wlan");