sd_dhcp_lease *sd_dhcp_lease_ref(sd_dhcp_lease *lease);
sd_dhcp_lease *sd_dhcp_lease_unref(sd_dhcp_lease *lease);
sd_dhcp_lease *sd_dhcp_lease_ref(sd_dhcp_lease *lease);
sd_dhcp_lease *sd_dhcp_lease_unref(sd_dhcp_lease *lease);
int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_router(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_next_server(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_router(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_next_server(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_domainname(sd_dhcp_lease *lease, const char **domainname);
int sd_dhcp_lease_get_hostname(sd_dhcp_lease *lease, const char **hostname);
int sd_dhcp_lease_get_root_path(sd_dhcp_lease *lease, const char **root_path);
int sd_dhcp_lease_get_domainname(sd_dhcp_lease *lease, const char **domainname);
int sd_dhcp_lease_get_hostname(sd_dhcp_lease *lease, const char **hostname);
int sd_dhcp_lease_get_root_path(sd_dhcp_lease *lease, const char **root_path);