Int 21/AX=4403h

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AI Architects - OS/x86??? - API

AX = 4403h
BX = handle for device "AIA_OS"
CX = number of bytes to write (ignored)
DS:DX -> 12-byte buffer (see #01526), first byte is command:
81h installation check
82h get API entry point
84h uninstall

Return:
CF clear if successful AX = number of bytes actually written DS:DX buffer filled CF set on error AX = error code (01h,05h,06h,0Ch,0Dh) (see #01680 at AH=59h)

Notes: These functions are only available if the DOS extender was loaded as a device driver in CONFIG.SYS. Called by TKERNEL (a licensed version of AI Architects/Ergo OS/x86)

See Also: INT 2F/AX=FBA1h/BX=0081h - INT 2F/AX=FBA1h/BX=0082h

Index:
Installation check;OS/x86|entry point;OS/x86|uninstall;OS/x86

Format of buffer on return: Offset Size Description (Table 01526) 00h 4 BYTEs signature "IABH" ---if function 81h--- (no additional fields) ---if function 82h--- 04h DWORD pointer to API entry point (see INT 2F/AX=FBA1h/BX=0082h) ---if function 84h--- 04h WORD success indicator 06h WORD segment of ??? 08h WORD segment of ??? memory block to free if nonzero 0Ah WORD segment of ??? memory block to free if nonzero

Category: DOS Extenders - Int 21h - A

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