public static extern UInt32 PowerWriteFriendlyName(

Declare Function PowerWriteFriendlyName Lib "powrprof.dll" (TODO) As TODO

    static Boolean powerWriteFriendlyName(Guid powerPlanId, string name)

        uint set = NativeMethods.PowerWriteFriendlyName(IntPtr.Zero, ref powerPlanId, IntPtr.Zero, IntPtr.Zero, name, BufferSize);