option('link-udev-shared', type : 'boolean',
description : 'link systemd-udev and its helpers to libsystemd-shared.so')
option('link-systemctl-shared', type: 'boolean',
option('link-udev-shared', type : 'boolean',
description : 'link systemd-udev and its helpers to libsystemd-shared.so')
option('link-systemctl-shared', type: 'boolean',