The problem in C is more than just the `*`. Consider arrays, where C uses `int xs[];` instead of `int[] xs;`. There is no way to use define to declare an int_ar

The problem in C is more than just the `*`. Consider arrays, where C uses `int xs[];` instead of `int[] xs;`. There is no way to use define to declare an int_array type like you did with int_ptr. (Function types also exibit a similar problem)