#include <db.h> int DB_ENV->get_slices(DB_ENV *dbenv, DB_ENV ***slicepp);
         The DB_ENV->get_slices() method returns a
         NULL-terminated array of slice environments. Each element in the
         array represents one slice.
     
         The DB_ENV->get_slices() method may only
         be called after the environment has been opened.
     
         The DB_ENV->get_slices() 
            
                  method returns a non-zero error value on failure and 0 on success.