===================================================================
RCS file: /cvs/ace/ace/lib/stack.c,v
retrieving revision 1.18
retrieving revision 1.19
diff -p -u -r1.18 -r1.19
--- ace/lib/stack.c	2013/01/12 13:15:48	1.18
+++ /cvs/ace/ace/lib/stack.c	2015/06/02 12:02:49	1.19
@@ -391,9 +391,9 @@ stack_redraw_stack(Stack *s)
   }
 }
 
-int nodrop_x, nodrop_y, nodrop_showing=0;
+static int nodrop_x, nodrop_y, nodrop_showing=0;
 
-void
+static void
 stack_show_nodrop(int x, int y)
 {
   int oldx = nodrop_x;
@@ -410,7 +410,7 @@ stack_show_nodrop(int x, int y)
   put_picture(nodrop, nodrop_x, nodrop_y, 0, 0, nodrop->w, nodrop->h);
 }
 
-void
+static void
 stack_hide_nodrop()
 {
   if (nodrop_showing)