DHCP_IF_BUSY
if (dsmp->dsm_dflags & DHCP_IF_BUSY) {
dsmp->dsm_dflags |= DHCP_IF_BUSY;
dsmp->dsm_dflags &= ~DHCP_IF_BUSY;
dsmp->dsm_dflags &= ~DHCP_IF_BUSY;
if ((dsmp->dsm_dflags & DHCP_IF_BUSY) &&
if (status->if_dflags & DHCP_IF_BUSY)