IF_DHCP_UNRESOLVED
case IF_DHCP_UNRESOLVED:
ifctx->state = IF_DHCP_UNRESOLVED;
ifctx->state == IF_DHCP_UNRESOLVED)
else if (ifctx->state == IF_DHCP_UNRESOLVED &&
(ifctx->state == IF_DHCP_UNRESOLVED &&
ifctx->state = IF_DHCP_UNRESOLVED;