variable_kind

/*
 * call-seq:
 *   WIN32OLE_VARIABLE#variable_kind
 * 
 * Returns variable kind string.
 *
 *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
 *    variables = tobj.variables
 *    variables.each do |variable|
 *      puts "#{variable.name} #{variable.variable_kind}"
 *    end
 *
 *    The result of above script is following:
 *      xlChart CONSTANT
 *      xlDialogSheet CONSTANT
 *      xlExcel4IntlMacroSheet CONSTANT
 *      xlExcel4MacroSheet CONSTANT
 *      xlWorksheet CONSTANT
 */
static VALUE
folevariable_variable_kind(self)
    VALUE self;
{
    struct olevariabledata *pvar;
    Data_Get_Struct(self, struct olevariabledata, pvar);
    return ole_variable_kind(pvar->pTypeInfo, pvar->index);
}