/*
 * Returns a new Imlib2::Color::CmyaColor.
 *
 * Examples:
 *   c, m, y, a = 255, 0, 0, 255
 *   border = Imlib2::Color::CmyaColor.new c, m, y, a
 *
 *   values = [255, 0, 0, 255]
 *   border = Imlib2::Color::CmyaColor.new values
 *
 */
VALUE cmya_color_new(int argc, VALUE *argv, VALUE klass) {