Change the parameter of demo_exists() to const.

[neverball] / ball / st_set.c

diff --git a/ball/st_set.c b/ball/st_set.c
index f4880bf..c888b25 100644 (file)
--- a/ball/st_set.c
+++ b/ball/st_set.c
@@ -27,11 +27,6 @@
 
 /*---------------------------------------------------------------------------*/
 
-#define SET_BACK -1
-#define SET_PREV -2
-#define SET_NEXT -3
-#define SET_NULL -4
-
 #define SET_GROUP 5 /* number of sets in one screen */
 
 static int last_set = 0;