DosScrLock

This allows a process to lock the screen exclusively for itself, until it is DOSSCRUNLOCKed again. Other sessions will be sent into background, if they also request the screen.

Syntax
DOSSCRLOCK(short wait,UCHAR* rc)

Parameters

 * wait
 * =0 return directly
 * =1 wait until screen is available


 * rc
 * =0 lock succeeded
 * =1 lock failed

Return Code
APIRET16 Pascal far

Related Functions

 * DosScrUnlock