Uninstalls the package PACKAGE_NAME that was previously installed with
installpkg(8) This will remove all of the files provided by the
package, except for files that are also provided by one or more other
packages. It also removes any directories provided by the package that are
empty after the package is uninstalled.
-d <root directory>
Causes the package to be removed from the specified root directory instead
of the default of /.