--local                  all packages' versions are diverted.
  --divert <divert-to>     the name used by other packages' versions.
  --rename                 actually move the file aside (or back).
  --no-rename              do not move the file aside (or back) (default).
  --admindir <directory>   set the directory with the diversions file.
  --instdir <directory>    set the root directory, but not the admin dir.
  --root <directory>       set the directory of the root filesystem.
  --test                   don't do anything, just demonstrate.
  --quiet                  quiet operation, minimal output.
  --help                   show this help message.
  --version                show the version.