--- a/viewport.h	Tue Aug 24 15:35:59 2004 +0000
+++ b/viewport.h	Tue Aug 24 20:54:40 2004 +0000
@@ -24,7 +24,7 @@
 void OffsetGroundSprite(int x, int y);
 
 void DrawGroundSprite(uint32 image);
-void DrawGroundSpriteAt(uint32 image, int x, int y, byte z);
+void DrawGroundSpriteAt(uint32 image, int16 x, int16 y, byte z);
 void AddSortableSpriteToDraw(uint32 image, int x, int y, int w, int h, byte dz, byte z);
 void *AddStringToDraw(int x, int y, StringID string, uint32 params_1, uint32 params_2);
 void AddChildSpriteScreen(uint32 image, int x, int y);