code: func SetConsoleCursorInfo(handle uintptr, cursorInfo *CONSOLE_CURSOR_INFO) error {
  	r1, r2, err := setConsoleCursorInfoProc.Call(handle, uintptr(unsafe.Pointer(cursorInfo)), 0)
  	return checkError(r1, r2, err)
  }
docs: // SetConsoleCursorInfo sets the size and visiblity of the console cursor.
  // See https://msdn.microsoft.com/en-us/library/windows/desktop/ms686019(v=vs.85).aspx.