also used, then any libvirt domain can be used. However in write
mode, only libvirt domains which are shut down can be named here.
+Domain UUIDs can be used instead of names.
+
Using this flag is mostly equivalent to using the C<add-domain> command,
with C<readonly:true> if the I<--ro> flag was given, and
with C<format:...> if the I<--format:...> flag was given.
The C<edit> command uses C<$EDITOR> as the editor. If not
set, it uses C<vi>.
+=item GUESTFISH_DISPLAY_IMAGE
+
+The C<display> command uses C<$GUESTFISH_DISPLAY_IMAGE> to
+display images. If not set, it uses L<display(1)>.
+
=item GUESTFISH_PID
Used with the I<--remote> option to specify the remote guestfish
L<virt-tar-in(1)>,
L<virt-tar-out(1)>,
L<virt-win-reg(1)>,
+L<display(1)>,
L<hexedit(1)>.
=head1 AUTHORS