R * -Tree C implementation?

Question

Possible duplicate:
Requires implementation of a tree in C ++

I hunted almost all evening ...

Does anyone know of an implementation of R * -Tree, which is based on the modern C compiler?

Thanks Chenz

Answer 1

SQLite R * Tree may interest you. It is under the public domain or such a free license and is being built with gcc.

Answer 2

There are some implementations in this link:

http://www.rtreeportal.org/index.php?option=com_content&task=view&id=17&Itemid=32