VioScrUnLock

Releases ownership of (unlocks) the physical display buffer.

Syntax
VioScrUnLock(VioHandle)

Parameters

 * VioHandle (HVIO) - input : VIO presentation-space handle.
 * Reserved. Must be 0.

Return Code

 * rc (APIRET) - returns:VioScrlUnLock returns one of the following values:
 * 0   NO_ERROR
 * 367 ERROR_VIO_UNLOCK
 * 421 ERROR_VIO_INVALID_PARMS
 * 430 ERROR_VIO_ILLEGAL_DURING_POPUP
 * 436 ERROR_VIO_INVALID_HANDLE

Remarks
This call releases the screen lock that is set by VioScrLock. The VioScrUnLock call must be issued by the same thread that issued VioScrLock.