"Kornél Pál" kornelpal@gmail.com wrote in message news:002901c87333$092364e0$5747ee55@kornelpal.hu... slc.dll is part of Windows Vista, and seems to be responsible for activation, key validation, maybe genuine validation and probably trial time limit.
I don't think that this is required by Wine unless the DLL has some publically documented API.
The public API for this dllcan be found in slpublic.h
Best Regards Alistair Leslie-Hughes