getSlotID
got_rc4 = getSlotID(utils, CKM_RC4, &rc4_slot_id) == SASL_OK;
got_des = getSlotID(utils, CKM_DES_CBC, &des_slot_id) == SASL_OK;
got_3des = getSlotID(utils, CKM_DES3_CBC, &des3_slot_id) == SASL_OK;