Move abs to stdlib.h

src/game/board/basic_space.c

@@ -9,6 +9,7 @@
 #include "game/objsub.h"
 #include "game/gamework_data.h"
 #include "math.h"
+#include "stdlib.h"
 
 typedef struct bit_copy {
     struct {

src/game/board/lottery.c

@@ -22,6 +22,7 @@
 #include "game/board/window.h"
 
 #include "math.h"
+#include "stdlib.h"
 
 #define ABS(x) (((x) < 0) ? -(x) : (x))
 

src/game/board/player.c

@@ -15,6 +15,8 @@
 #include "game/board/basic_space.h"
 #include "game/board/audio.h"
 #include "game/pad.h"
+#include "stdlib.h"
+#include "math.h"
 
 static void InitJunction(s32, s32, f32);
 static void UpdateJunctionGfx(omObjData*);