enum.c

Crop* createCrop(/*... crop fields ...*/) {
    // Create and return address of crop
}

enum names {
    Garlic;
    GreenBeen;
    Kale;
    Pasnip;
}

int main() {
    
    struct Crop *crops[4];
    
    crops[Garlic] = createCrop(/*... crop fields ...*/)
    crops[GreenBean] = createCrop(/*... crop fields ...*/)
    crops[Kale] = createCrop(/*... crop fields ...*/)
    crops[Parsnip] = createCrop(/*... crop fields ...*/)
    
        // maybe access them like this?
    for(int i = 0; i < len(crops); i++ {
        *crops[n].Id = 4
    }
}

normal.c

Crop* createCrop(/*... crop fields ...*/) {
    // Create and return address of crop
}

int main() {
    int Garlic = 0;
    int GreenBeen = 1;
    int Kale = 2;
    int Pasnip = 3;
    
    struct Crop *crops[4];
    
    crops[Garlic] = createCrop(/*... crop fields ...*/)
    crops[GreenBean] = createCrop(/*... crop fields ...*/)
    crops[Kale] = createCrop(/*... crop fields ...*/)
    crops[Parsnip] = createCrop(/*... crop fields ...*/)
    
        // maybe access them like this?
    for(int i = 0; i < len(crops); i++ {
        *crops[n].Id = 4
    }
}