[Unit] Description=Test CAP_MKNOD capability for PrivateDevices=no [Service] PrivateDevices=no # sed: remove dropped (cap_xxx-[epi]) and IAB capabilities from the output ExecStart=/bin/sh -x -c 'capsh --print | sed -re "s/[^ ]+?\-[epi]+//g" -e '/IAB/d' | grep cap_mknod' Type=oneshot