void HAME_RenderHam(struct HamePort *h,
                    struct rgb_image *rgb,
                    long left,
                    long top,
                    long wide,
                    long high,
                    long ebit);

void HAME_RenderReg(struct HamePort *h,
                    struct rgb_image *rgb,
                    long left,
                    long top,
                    long wide,
                    long high,
                    long edd,
                    long last_reg);

int  HAME_SaveIFF(struct HamePort *h,
                  char *name);