Function CM_Register_Device_Interface_ExW 

pub unsafe extern "system" fn CM_Register_Device_Interface_ExW(
    dndevinst: u32,
    interfaceclassguid: *const GUID,
    pszreference: PCWSTR,
    pszdeviceinterface: PWSTR,
    pullength: *mut u32,
    ulflags: u32,
    hmachine: isize,
) -> CONFIGRET