9^KN ...[??? OPENSYS SECT FILE FGN 20 DOC   
 9^TG    #MAC  OPENSYS   
 =2*6    # AS OPENSYSX EXCEPT THAT:- 
 =2SQ    #    %C TO %J INCLUSIVE ARE THE FILE OPENING MODES. 
 =3#B          SETMODE  0,%C,%D,%E,%F,%G,%H,%I,%J
 =3S2          OPENSYSX %A,%B,0  
 =4?L    #NOR