sd_dhcp_client_set_mtu  622 src/network/networkd-dhcp4.c                 r = sd_dhcp_client_set_mtu(link->dhcp_client, link->mtu);
sd_dhcp_client_set_mtu 1601 src/network/networkd-link.c                         r = sd_dhcp_client_set_mtu(link->dhcp_client,
sd_dhcp_client_set_mtu   54 src/systemd/sd-dhcp-client.h int sd_dhcp_client_set_mtu(sd_dhcp_client *client, uint32_t mtu);