static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
static int atyfb_blank(int blank, struct fb_info *info);
static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
-extern void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
-extern void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
-extern void atyfb_imageblit(struct fb_info *info, const struct fb_image *image);
#ifdef __sparc__
static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma);
#endif