Int 10 Fn 10  - BIOS Window Extension V1.1 - Set Window Coordinates        [V]

   AH = 10h
   CH,CL = row,column of upper left corner of window
   DH,DL = row,column of lower right corner of window

Return: AL = status
       00h successful
       01h failed
   AH destroyed
Program: BWE is a TSR by John J. Seal published in May 1986 Dr. Dobb's Journal

Note:  when a window has been set, all output via AH=0Eh is restricted to
     the specified window

See Also: AH=11h"Window",AH=12h"Window"