* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] lac The Location Area Code
+ * @param[out] lac The Location Area Code, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] cell_id The cell identification number
+ * @param[out] cell_id The cell identification number, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] tac The Tracking Area Code
+ * @param[out] tac The Tracking Area Code, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] sid The system ID
+ * @param[out] sid The system ID, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] nid The network ID
+ * @param[out] nid The network ID, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] bs_id The base station ID
+ * @param[out] bs_id The base station ID, -1 if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] bs_latitude The base station latitude
+ * @param[out] bs_latitude The base station latitude, 0x7FFFFFFF if unknown
*
* @return @c 0 on success,
* otherwise a negative error value
* @privilege %http://tizen.org/privilege/telephony
*
* @param[in] handle The handle from telephony_init()
- * @param[out] bs_longitude The base station longitude
+ * @param[out] bs_longitude The base station longitude, 0x7FFFFFFF if unknown
*
* @return @c 0 on success,
* otherwise a negative error value