The mechanism will be used to work around issues related to IPv6
on the netbsd image builder.
Signed-off-by: NEduardo Habkost <ehabkost@redhat.com>
Reviewed-by: NThomas Huth <thuth@redhat.com>
Reviewed-by: NPhilippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191018181705.17957-3-ehabkost@redhat.com>
Signed-off-by: NAlex Bennée <alex.bennee@linaro.org>