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  Interrupt:   21h     Function:   26h
 
  Title:       Create New PSP
 
  See also:    Get PSP Address
 
  Description:
 
     Copies the program segment prefix (PSP) of the currently executing
     program to a specified segment address in free memory and then
     updates the new PSP to make it usable by another program.
 
     Input                           Output
 
     AH = 26h                        None
     DX = Segment of new program
          segment prefix
                                    -♦-