Category: non-traditional input devices
Flags: Undocumented function
INT 21 - PenDOS PENDEV.SYS - GET ENTRY POINTS AX = 4402h BX = file handle for device "$$PENDOS" or "$$PD_REG" CX = size of buffer (4 for $$PENDOS and a 4,8,12, or 16 for $$PD_REG) DS:DX -> buffer for entry point record (see #01500) Return: CF clear if successful buffer filled CF set on error AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h) Program: A limited version of PenDOS by Communication Intelligence Corporation, which provides pen capability to keyboard-based programs, is bundled with IBM DOS 6.1 SeeAlso: AX=4403h"PENDEV.SYS"