DHO_SUBNET_MASK
case DHO_SUBNET_MASK:
8, DHO_SUBNET_MASK, DHO_ROUTERS, DHO_DOMAIN_NAME_SERVERS,
9, DHO_SUBNET_MASK, DHO_ROUTERS, DHO_DOMAIN_NAME_SERVERS,
if (!options[DHO_SUBNET_MASK]) {
options[DHO_SUBNET_MASK] = &netmask_tree;
i = DHO_SUBNET_MASK;
DHO_SUBNET_MASK,
resp.options[o++] = DHO_SUBNET_MASK;