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The EngUnlockDriverObj function causes GDI to unlock the driver object.
Syntax
ENGAPI BOOL EngUnlockDriverObj(
HDRVOBJ hdo
);
Parameters
hdo
Identifies the object to be unlocked.
Return value
The return value is TRUE if the function is successful; otherwise, it is FALSE.
Remarks
The specified driver object must have been previously locked by a call to EngLockDriverObj. The object is not unlockable by another thread while it is locked down.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Available in Windows 2000 and later versions of the Windows operating systems. |
| Target Platform | Universal |
| Header | winddi.h (include Winddi.h) |
| Library | Win32k.lib |
| DLL | Win32k.sys |