Int 16 Fn FFB5  U - PC Tools V5.5-8.0 Desktop - Get/set Window Parameters  [U]

   AX = FFB5h
   BX = window specifier (000Fh to 0019h) (see below)
   DX = 0000h get, nonzero = set
   ES:DI -> window parameter buffer (see below)

See Also: AX=FFCBh

Values for window specifier:
 000Fh comm/FAX
 0014h hotkey selection
 0015h ASCII table
 0016h system colors menu

Format of window parameters:
Offset Size    Description
 00h   BYTE    rows in window, not counting frame
 01h   BYTE    columns in window, not counting frame
 02h   BYTE    row number of top of window
 03h   BYTE    2*column number of left of window
 04h   BYTE    character attribute for ???
 05h   BYTE    character attribute for background/border
 06h   BYTE    character attribute for ???
 07h   DWORD   pointer to ??? on screen
 0Bh  4 BYTEs  ???
 0Fh   BYTE    nonzero if window may be resized

Note:  if running in monochrome mode, character attributes at offsets 04h to
     06h are stored unchanged, but attributes other than 07h, 0Fh, or 70h
     are changed to 07h on reading