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DCL:GRPH1:SGPACK: User Interface:Explanation of 
Subroutines: Control
   
2.4.3 SGCLS
 
- 1.
- Function
Closes (shuts down) a graphics workstation (output device).
   
- 2.
- Call
  
CALL SGCLS  
   
- 3.
- Explanation of parameters
  
None.
   
- 4.
- Notes
  
- (a)
- This should only be called once after all GRPH1 subroutines.