diff --git a/presets/vector-ataricolor/game.c b/presets/vector-ataricolor/game.c
index c1aa0781..b84ef6eb 100644
--- a/presets/vector-ataricolor/game.c
+++ b/presets/vector-ataricolor/game.c
@@ -187,7 +187,7 @@ void draw_actor_rect(Actor* a) {
 }
 
 word get_distance_squared(byte dx, byte dy) {
-  return cc65_imul8x8r16(dx,dx) + cc65_imul8x8r16(dy,dy);
+  return imul8x8r16(dx,dx) + imul8x8r16(dy,dy);
 }
 
 typedef void ActorCollisionFn(struct Actor*, struct Actor*);
@@ -248,16 +248,16 @@ void explosion_update_fn(struct Actor* a) {
 }
 
 const Actor ship_actor = {
-  ship_shapes, NULL, 3, 0xb0, WHITE, 7, 0x1,
+  ship_shapes, NULL, 3, 0xb0, WHITE, 7, 0x1
 };
 const Actor tetra_actor = {
-  tetra_shapes, obstacle_update_fn, 3, 0x80, CYAN, 7, 0x2,
+  tetra_shapes, obstacle_update_fn, 3, 0x80, CYAN, 7, 0x2
 };
 const Actor torpedo_actor = {
-  torpedo_shapes, torpedo_update_fn, 4, 0xe0, YELLOW, 15, 0x4,
+  torpedo_shapes, torpedo_update_fn, 4, 0xe0, YELLOW, 15, 0x4
 };
 const Actor explosion_actor = {
-  explosion_shape, explosion_update_fn, 8, 0xa0, WHITE, 15, 0,
+  explosion_shape, explosion_update_fn, 8, 0xa0, WHITE, 15, 0
 };
 
 void create_obstacle() {
diff --git a/presets/vector-ataricolor/vec3d.c b/presets/vector-ataricolor/vec3d.c
index 6d865b28..d923dc0a 100644
--- a/presets/vector-ataricolor/vec3d.c
+++ b/presets/vector-ataricolor/vec3d.c
@@ -15,9 +15,9 @@ void vec_mat_transform(Vector16* dest, const Vector8* v, const Matrix* m) {
   int* result = &dest->x;
   const sbyte* mval = &m->m[0][0];
   for (i=0; i<3; i++) {
-    *result++ = cc65_imul8x8r16(*mval++, v->x)
-              + cc65_imul8x8r16(*mval++, v->y)
-              + cc65_imul8x8r16(*mval++, v->z);
+    *result++ = imul8x8r16(*mval++, v->x)
+              + imul8x8r16(*mval++, v->y)
+              + imul8x8r16(*mval++, v->z);
   }
 }
 
diff --git a/presets/vector-ataricolor/vecfont.h b/presets/vector-ataricolor/vecfont.h
index e75f91f9..08ea5ad0 100644
--- a/presets/vector-ataricolor/vecfont.h
+++ b/presets/vector-ataricolor/vecfont.h
@@ -4,7 +4,7 @@
 
 #include "vecops.h"
 
-const word* const VECFONT[];
+extern const word* const VECFONT[];
 
 void draw_char(char ch);
 void draw_string(const char* str, byte spacing);