-void Disable_940(void);
-void gp2x_video_wait_vsync(void);
-unsigned short get_920_Div();
-void set_940_Div(u16 div);
+void upscale_aspect(u16 *dst, u16 *src);
+
+/* wiz only */
+extern void *gpsp_gp2x_screen;
+void fb_use_buffers(int count);
+void pollux_video_flip();
+void wiz_lcd_set_portrait(int y);
+u32 wiz_load_gamepak(char *name);