Man pages matching name dh_systemd_enable in section 1:

dh_systemd_enable.1.de	debian 10 / debhelper
dh_systemd_enable.1.en	debian 10 / debhelper
dh_systemd_enable.1.fr	debian 10 / debhelper
dh_systemd_enable.1.pt	debian 10 / debhelper
dh_systemd_enable.1.de	debian 11 / debhelper
dh_systemd_enable.1.en	debian 11 / debhelper
dh_systemd_enable.1.fr	debian 11 / debhelper
dh_systemd_enable.1.pt	debian 11 / debhelper
dh_systemd_enable.1.de	debian 12 / debhelper
dh_systemd_enable.1.en	debian 12 / debhelper
dh_systemd_enable.1.fr	debian 12 / debhelper
dh_systemd_enable.1.pt	debian 12 / debhelper