#ifndef _RTREE_UDI_
#define _RTREE_UDI_
#ifndef _RTREE_
typedef void control_t;
#endif
/*Prolog term from :- udi(a(-,+,+)).
User defined index announce
*/
extern control_t *RtreeUdiInit (Term spec,
void *pred,
int arity);
/*this is called in each asserted term that was declared to udi_init*/
extern control_t *RtreeUdiInsert (Term term, /*asserted term*/
control_t *control,
void *clausule); /*to store in tree and return
in search*/
extern void *RtreeUdiSearch (control_t *control);
extern int RtreeUdiDestroy(control_t *control);
#endif /* _RTREE_UDI_ */
