#include <db.h> void DB_ENV->get_errpfx(DB_ENV *dbenv, const char **errpfxp);
        The DB_ENV->get_errpfx() method returns the error prefix that appears before error messages issued by Berkeley
        DB. This error prefix is set using the DB_ENV->set_errpfx() method.
    
         The DB_ENV->get_errpfx() method may be called at any time during the
         life of the application.