Index: mace4.src/select.c
--- mace4.src/select.c.orig
+++ mace4.src/select.c
@@ -232,7 +232,7 @@ int select_concentric(void)
  *
  *************/
 
-int select_concentric_band(max_constrained)
+int select_concentric_band(int max_constrained)
 {
   int max = -1;
   int id_of_max = -1;
