notify (3), systemd (1), systemd.exec (5) $PAGER homectl (1), importctl (1), journalctl (1), localectl ... RESOLVE_ZONE nss-resolve (8) $SYSTEMD_PAGER homectl (1), importctl (1), j…which output is to be prepared. PAGER The user's preferred utility to display text ... command shall be valid. If PAGER is null or is not set, then applications that