/* Put a character on default the stream (match standard API).  */
int sl_putchar_std_wrapper(int c)
/* Put a character on default the stream (match standard API).  */
int sl_putchar_std_wrapper(int c)
{
  sl_status_t status = sl_putchar((char)c);
  if (status == SL_STATUS_OK) {
    return c;
  } else {
    return -1;
  }
}