#include <db.h>

int
DB->get_transactional(DB *db);  

The DB->get_transactional() method returns non-zero if the DB handle has been opened in a transactional mode.

The DB->get_transactional() method may be called at any time during the life of the application.

The DB->get_transactional() method returns a non-zero error value on failure and 0 on success.