Check with zero flags. This is what rename(2) and renameat(2) now
call, so this actually tests the behavior of these syscalls as well.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>