*/
int fossil_utf8_to_console(const char *zUtf8, int nByte, int toStdErr){
#ifdef _WIN32
  int nChar;
  wchar_t *zUnicode; /* Unicode version of zUtf8 */
  DWORD dummy;

  static int once = 1;
  static int istty[2];
  if( once ){
    istty[0] = _isatty(fileno(stdout));
  static int istty[2] = { -1, -1 };
  if( istty[toStdErr] == -1 ){
    istty[toStdErr] = _isatty(toStdErr + 1) != 0;
    istty[1] = _isatty(fileno(stderr));
    once = 0;
  }
  if( !istty[toStdErr] ){
    /* stdout/stderr is not a console. */
    return -1;
  }

  nChar = MultiByteToWideChar(CP_UTF8, 0, zUtf8, nByte, NULL, 0);