diff --git a/stepmania/src/SDL_utils.h b/stepmania/src/SDL_utils.h
index 257f1eda7b..0cfd821a26 100644
--- a/stepmania/src/SDL_utils.h
+++ b/stepmania/src/SDL_utils.h
@@ -28,5 +28,31 @@ SDL_Surface *SDL_CreateRGBSurfaceSane
 
 void FixHiddenAlpha(SDL_Surface *img);
 
+struct char_traits_Sint32: public char_traits<Sint32>
+{
+
+	static Sint32 *copy(Sint32 *s, const Sint32 *p, size_t n)
+	{
+		memcpy(s, p, n * sizeof(Sint32));
+		return s;
+	}
+	static Sint32 *move(Sint32 *s, const Sint32 *p, size_t n)
+	{
+		memmove(s, p, n * sizeof(Sint32));
+		return s;
+	}
+	static Sint32 *assign(Sint32 *s, unsigned cnt, int n)
+	{
+		while(cnt--) *(s++) = n;
+		return s;
+	}
+	static void assign(Sint32 &c1, Sint32 c2)
+	{
+		c1 = c2;
+	}
+
+
+};
+
 #endif