Int 15 Fn 1023  - Topview - "poswin" - Position Window                     [Q]

   AX = 1023h
   BX = segment of object handle for parent window within which to
          position the window (0 = full screen)
   ES = segment of object handle for window to be positioned
   DL = general window position (see #0352)
   CH = number of columns to offset from position specified by DL
   CL = number of rows to offset from position specified by DL

Return: nothing

Bitfields for TopView general window position:
Bit(s) Description (Table 0352)
 0,1   horizontal position
   00 = current, 01 = center, 10 = left, 11 = right
 2,3   vertical position
   00 = current, 01 = center, 10 = top, 11 = bottom
 4 don't redraw screen if set
 5-7   not used