Function 440Ch /6bh Query Code-Page Prepare List DOS 3.3+
Returns the list of currently prepared code pages for the
specified device.
Entry AX = 440Ch
BX = Device handle
CH = Device category:
| 01h Serial device
| 03h Console (screen)
| 05h Parallel printer
CL = 6bh
DS:DX = Pointer to a CPList structure
Return CPList filled
or
AX = Error code, if CF is set
| ??
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The device driver may return up to 12 hardware code-page
identifiers and 12 prepared code-page identifiers.