Interrupt 2Fh Function 1606h

Note  Windows 98 no longer uses this Interrupt. Attempts at invoking it will have no effect. However, the related Interrupt 2Fh Function 1605h Windows start up notification is still supported and applicable.

mov     dx, [Flags]  ; bit 0 clear

mov     ax, 1606h    ; Windows Termination Notification
int     2fh          ; multiplex interrupt

Windows Termination Notification (Interrupt 2Fh Function 1606h) notifies MS-DOS device drivers and TSRs that Windows is terminating. Windows calls this function as it terminates allowing MS-DOS device drivers and TSRs that monitor Interrupt 2Fh the opportunity to prepare for leaving the Windows environment.

Flags

Specifies whether Windows 95 is terminating. Bit 0 set to zero for Windows 95; bit 0 to 1 for other, previous versions of Windows. Only bit 0 is used; all other bits reserved and undefined.

This function has no return value. Windows calls this function when the processor is in real mode.

See Also

Interrupt 2Fh Function 1605h Windows Initialization Notification