#include <db.h> int DB->get_bt_minkey(DB *db, u_int32_t *bt_minkeyp);
         The DB->get_bt_minkey() method returns the minimum number of key/data
         pairs intended to be stored on any single Btree leaf page. This value can be set using the
         DB->set_bt_minkey() method.
    
         The DB->get_bt_minkey() method may be called at any time during the
         life of the application.
    
         The DB->get_bt_minkey() 
            
                  method returns a non-zero error value on failure and 0 on success.