#include <db.h>

int
DB_ENV->get_encrypt_flags(DB_ENV *dbenv, u_int32_t *flagsp);  

The DB_ENV->get_encrypt_flags() method returns the encryption flags.

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

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