xcursor-themes - why no index.theme files?

[Thomas Klausner]

On Fri, Sep 21, 2012 at 11:55:57AM +0200, Alan Coopersmith wrote:
> They work fine for me without the index.theme with libXcursor & in the
> GNOME 2.x Appearance preferences.   Perhaps something else has added a
> index.themes requirement without telling us?

Or perhaps I'm setting it up incorrectly.
# ls -l ~/.icons
total 0
lrwxrwxr-x  1 wiz  users  33 Sep 20 21:51 default -> /usr/pkg/share/icons/Oxygen_Black
# ls -l .icons/default/
total 4
drwxr-xr-x  2 root  wheel  2048 Sep 18 08:06 cursors
-rw-r--r--  1 root  wheel    87 Jun  1 15:20 index.theme

That's all I did (and a server restart) to get these cursors.
What do I need to do to get e.g. whiteglass?
 Thomas