Use define for showing HuSprGrpDrawNoSet prototype

src/REL/instDll/main.c

@@ -21,8 +21,6 @@
 
 #include "rel_sqrt_consts.h"
 
-void HuSprGrpDrawNoSet(s16 group, s32 draw_no);
-
 static s16 lbl_1_data_0 = 1;
 
 static omObjData *lbl_1_bss_60;

src/REL/modeltestDll/main.c

@@ -1,3 +1,4 @@
+#define HUSPR_USE_OLD_DEFS
 #include "math.h"
 #include "game/chrman.h"
 #include "game/object.h"

src/game/board/lottery.c

@@ -23,8 +23,6 @@
 
 #include "math.h"
 
-void HuSprGrpDrawNoSet(s16 group, s32 draw_no);
-
 #define ABS(x) (((x) < 0) ? -(x) : (x))
 
 typedef struct {