Directs the driver to close the given instance. If no other instances are open, the driver should prepare for subsequent release from memory.
Identifier of the installable driver. This is the same value previously returned by the driver from the DRV_OPEN message.
Handle of the installable driver instance.
32-bit value specified as the lParam1 parameter in a call to the DriverClose function.
32-bit value specified as the lParam2 parameter in a call to the DriverClose function.
Returns nonzero if successful or zero otherwise.
|Minimum supported client
||Windows 2000 Professional [desktop apps only]
|Minimum supported server
||Windows 2000 Server [desktop apps only]