Build option "link-boot-shared" to build a statically linked bootctl and
systemd-bless-boot by using
-Dlink-boot-shared=false
on systems with full systemd stack except bootctl and systemd-bless-boot,
such as CentOS/RHEL 9.
Build option "link-timesyncd-shared" to build a statically linked
systemd-timesyncd by using
-Dlink-udev-shared=false -Dlink-timesyncd-shared=false
on systems with full systemd stack except systemd-timesyncd, such
as RHEL/CentOS 8.
Build option "link-networkd-shared" to build a statically linked
systemd-networkd by using
-Dlink-udev-shared=false -Dlink-networkd-shared=false
on systems with full systemd stack except systemd-networkd, such
as RHEL/CentOS 8.