description : '''assume that /bin, /sbin aren't symlinks into /usr''')
option('rootlibdir', type : 'string',
description : '''[/usr]/lib/x86_64-linux-gnu or such''')
+option('rootprefix', type : 'string',
+ description : '''override the root prefix''')
option('link-udev-shared', type : 'boolean',
description : 'link systemd-udev and its helpers to libsystemd-shared.so')