There doesn't appear to be a nice easy way to do it in Windows NT (unlike 
W2K where you can simply use Public Declare Sub LockWorkStation 
Lib "user32.dll"()...)... there are some round about ways of doing it 
including invoking the screensaver etc... but they are not as clean and 
proper like...

> Hello all,
> Can anyone tell me the API to lock workstation in NT??
> 
> Thanx in advance.
> 
> - Sai