sd_dhcp6_lease_ref  268 src/libsystemd-network/sd-dhcp6-client.c         *ret = sd_dhcp6_lease_ref(client->lease);
sd_dhcp6_lease_ref   39 src/systemd/sd-dhcp6-lease.h sd_dhcp6_lease *sd_dhcp6_lease_ref(sd_dhcp6_lease *lease);