PO_HEADERS_ALL.APPROVED_FLAG in Oracle APPS

SELECT *

  FROM fnd_lookup_values

 WHERE 1 = 1 

      AND lookup_type = 'PO APPROVAL'

      AND enabled_flag = 'Y'

      AND language = USERENV('LANG')

      AND SYSDATE BETWEEN NVL(start_date_active, SYSDATE) AND NVL(end_date_active, SYSDATE)

Here lookup_code is APPROVED_FLAG in PO_HEADERS_ALL.