+unsigned char **lbx_img_getframe(struct lbx_image *img, int frame);
+unsigned char **lbx_img_getmask(struct lbx_image *img);
+
+int lbx_img_loadpalette(void *f, const struct lbx_file_ops *fops,
+ struct lbx_colour palette[static 256]);
+int lbx_img_getpalette(struct lbx_image *img,