This action will unregister a DLL or other library with the Windows registry.
This action simply builds up the arguments and then calls the regsvr32.exe that is standard on Windows systems.
Call DLL Uninstall
If this property is true, the DLLUninstall() function will be called for the given library when it is installed.
Call DLL Unregister Server
If this property is true, the DLLUnregisterServer() function will be called for the given library when it is registered. If this property is false, then Call DLL Uninstall must be true.
The path to the library file to unregister.