+ rb_scan_args (argc, argv, "11", &tag, &type);
+
+ ary = rb_ary_new3 (1, self);
+
+ if (type == sym_char)
+ cfmt = "c";
+ else if (type == sym_short)
+ cfmt = "v";
+ else if (type == sym_long_long)
+ cfmt = "q";
+
+ args[0] = tag;
+ args[1] = rb_funcall (ary, id_pack, 1, rb_str_new2 (cfmt));
+ chunk = rb_class_new_instance (2, args, cChunk);
+
+ return rb_ary_new3 (1, chunk);