INT 15 - DESQview v2.50+ - "WININFO" - GET WINDOW INFORMATION
        AX = DE2Ch
        DX = window information format version (0100h for DESQview 2.5x)
        BX = segment of window handle or 0000h for default
        ES:DI -> buffer for window information (see below)
Return: AX = status
            0000h successful
Note:   DESQview 2.50-2.52 are distributed as part of DESQview/X v1.0x.
SeeAlso: AX=DE01h,AX=DE2Bh

Format of window information:
Offset  Size    Description
 00h    BYTE    task flag: 00h window, 01h task
 01h    BYTE    process number if owner task
                00h if non-owner task
 02h    WORD    segment of owner's handle, 0000h if orphaned
 04h    WORD    mapping context
 06h    BYTE    status
                00h "Waiting" waiting for input
                01h "Idle" keyboard poll limit reached
                03h same as 01h
                04h "Pausing" INT 15/AX=1000h pause called
                04h direct: user did something to allow task switch
                05h "ModeChg" video mode about to be changed
                06h "ModeNtf" notify that video mode changed
                07h "MoniCh" requested change to other monitor
                08h "StartPgm" control relinquished to start new process
                09h "MgrCan" made window manager CANCEL command
                0Ah "Slicing" time slice expired
                0Bh "Exit DOS" notify on DOS calls
                0Ch "Enter DOS" process is re-entering DOS
                0Dh "Terminate" INT 21/AH=4Ch or task freed
                0Eh "BrkNxt" Control-Break pressed
                0Fh "MgrCol" keyboard focus taken away
                10h "PgmInt" interrupted by API call from another task
                11h "BldOpen" call to INT 15/AX=DE01h
 07h    BYTE    unused
 08h    WORD    status bits
                bit 0: DESQview process
                bit 1: process swapped out
                bit 2: process is resized direct window (suspended)
                bit 3: process suspended itself
                bit 4: user suspended process
                bit 5: process is being created
                bit 6: task is freeing another task
 0Ah    BYTE    01h if foreground-only window