(svn r11095) -Codechange: don't abuse 'file_pos' by storing the file_slot in it too, but use a nice seperate variable for it

-Note: on a side-note, this allows files bigger than 16+ MiB, needed for tar-support

src/spriteloader/png.cpp

@@ -180,7 +180,7 @@ static bool LoadPNG(SpriteLoader::Sprite *sprite, const char *filename, uint32 i
 	return true;
 }
 
-bool SpriteLoaderPNG::LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint32 file_pos)
+bool SpriteLoaderPNG::LoadSprite(SpriteLoader::Sprite *sprite, const char *filename, uint8 file_slot, uint32 file_pos)
 {
 	if (!LoadPNG(sprite, filename, file_pos, false)) return false;
 	if (!LoadPNG(sprite, filename, file_pos, true)) return false;