// array of what!?!?
var param_type = GI.type_info_get_param_type (type_info, 0);
var atype = GI.type_info_get_tag(param_type);
// array of what!?!?
var param_type = GI.type_info_get_param_type (type_info, 0);
var atype = GI.type_info_get_tag(param_type);