1 files changed, 4 insertions, 0 deletions

diff --git a/uisimulator/sdl/lcd-bitmap.h b/uisimulator/sdl/lcd-bitmap.h
index 514c4d3ffb..31403385b9 100644
--- a/uisimulator/sdl/lcd-bitmap.h
+++ b/uisimulator/sdl/lcd-bitmap.h
@@ -24,6 +24,10 @@
 #include "SDL.h"
 
 void sim_lcd_init(void);
+#if LCD_DEPTH < 8
+void sim_lcd_ex_init(int shades, unsigned long (*getpixel)(int, int));
+void sim_lcd_ex_update_rect(int x, int y, int width, int height);
+#endif
 
 #endif // #ifndef __LCDBITMAP_H__