/*
 *  call-seq:
 *     Ferret.locale -> locale_str
 *
 *  Returns a string corresponding to the locale set. For example;
 *
 *     puts Ferret.locale #=> "en_US.UTF-8"
 */
static VALUE frb_get_locale(VALUE self, VALUE locale)
{
    return (frb_locale ? rb_str_new2(frb_locale) : Qnil);
}