follow-up bits

src/mkmaze.c

@@ -664,7 +664,7 @@ migr_booty_item(int otyp, const char* gang)
 }
 
 static void
-stolen_booty(VOID_ARGS)
+stolen_booty(void)
 {
     char *gang, gang_name[BUFSZ];
     struct monst *mtmp;

src/spell.c

@@ -338,7 +338,7 @@ book_cursed(struct obj* book)
 }
 
 static int
-learn(VOID_ARGS)
+learn(void)
 {
     int i;
     short booktype;

src/steal.c

@@ -144,7 +144,7 @@ thiefdead(void)
 /* called via (*g.afternmv)() when hero finishes taking off armor that
    was slated to be stolen but the thief died in the interim */
 static int
-unstolenarm(VOID_ARGS)
+unstolenarm(void)
 {
     struct obj *obj;
 
@@ -161,7 +161,7 @@ unstolenarm(VOID_ARGS)
 }
 
 static int
-stealarm(VOID_ARGS)
+stealarm(void)
 {
     register struct monst *mtmp;
     register struct obj *otmp;