This function installs a USB client driver.
BOOL USBInstallDriver( LPCWSTR szDriverLibFile );
TRUE indicates success. FALSE indicates failure.
This function is called by the USBD module when an unrecognized device is attached to the USB and the user enters the client driver DLL name. It registers a unique client identifier string with the USBD module and sets up any client driver settings.
This function is defined in the Mousedrv.cpp file.