backend_type_t
backend_type_t be_type; /* type of db */
backend_lock(backend_type_t t, int writing, sqlite_backend_t **bep)
backend_create_finish(backend_type_t backend_id, sqlite_backend_t *be)
backend_create(backend_type_t backend_id, const char *db_file,
backend_run(backend_type_t t, backend_query_t *q,
backend_tx_begin_common(backend_type_t t, backend_tx_t **txp, int writable)
backend_tx_begin_ro(backend_type_t t, backend_tx_t **txp)
backend_tx_begin(backend_type_t t, backend_tx_t **txp)
backend_init_schema(sqlite_backend_t *be, const char *db_file, backend_type_t t)
int backend_run(backend_type_t, backend_query_t *,
int backend_tx_begin(backend_type_t, backend_tx_t **);
int backend_tx_begin_ro(backend_type_t, backend_tx_t **);
backend_type_t backend = np->rn_id.rl_backend;