/*
 *  call-seq:
 *     WhiteSpaceTokenizer.new(lower = true) -> tokenizer
 *
 *  Create a new WhiteSpaceTokenizer which optionally downcases tokens.
 *  Downcasing is done according the current locale.
 *
 *  lower:: set to false if you don't wish to downcase tokens
 */
static VALUE
frb_whitespace_tokenizer_init(int argc, VALUE *argv, VALUE self) 
{
    TS_ARGS(false);
#ifndef POSH_OS_WIN32
    if (!frb_locale) frb_locale = setlocale(LC_CTYPE, "");
#endif
    return get_wrapped_ts(self, rstr, mb_whitespace_tokenizer_new(lower));
}