xset user.short 'old short' "$chkdir/file1"
xset user.extra 'remove me' "$chkdir/file1"
xset user.foo 'old foo' "$chkdir/foo/file3"
xset $RUSR.equal 'this long attribute should remain the same and not need to be transferred' "$chkdir/foo/file3"
xset user.short 'old short' "$chkdir/file1"
xset user.extra 'remove me' "$chkdir/file1"
xset user.foo 'old foo' "$chkdir/foo/file3"
xset $RUSR.equal 'this long attribute should remain the same and not need to be transferred' "$chkdir/foo/file3"