F7POS - reposition an indexed file.
Usage:
call f7pos(lgu, key [, status])
Where:
    - lgu 
 
    - is the unit number of an indexed file open in sequential
        or dynamic mode. 
 
    - key 
 
    - is the key value where the file file is to be positioned.
    
 
    - status 
 
    - is an integer or character*2 variable where the UFAS
        status will be stored. A value of ASCII "00"
        indicates success. If an status is an integer, the UFAS
        status is stored in the upper 18 bits. 
 
Description:
F7POS is used to reposition a open indexed file.
Copyright © 1996, Thinkage Ltd.