what does this do?
* Iteration of existing geometries (TOKRB_BeginIterateGeometry,TOKRB_GetNextGeometry,
TOKAB_BeginIterateGeometry,TOKAB_GetNextGeometry)
* Iteration of existing geometries (TOKRB_BeginIterateGeometry,TOKRB_GetNextGeometry,
TOKAB_BeginIterateGeometry,TOKAB_GetNextGeometry)