When systemd support is enabled, systemd should be built before,
otherwise the build fails with:
checking for SYSTEMD... no
configure: error: libsystemd support requested but found
package/pkg-generic.mk:228: recipe for target
Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 33da50f014)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>