gentoo-overlay/sys-apps/unscd/files/unscd.service

[Unit]
Description=Name Service Cache Daemon (unscd)
Wants=ldap.service network-online.target slapd.service
After=ldap.service network-online.target nss-lookup.target nss-user-lookup.target slapd.service

[Service]
Type=forking
PIDFile=/run/nscd/nscd.pid
ExecStart=/usr/sbin/unscd
ExecStop=/usr/sbin/nscd --shutdown
ExecReload=/usr/sbin/nscd -i passwd
ExecReload=/usr/sbin/nscd -i group
ExecReload=/usr/sbin/nscd -i hosts
ExecReload=/usr/sbin/nscd -i services
Restart=always

[Install]
WantedBy=multi-user.target