--- fvwm/stack.c
+++ fvwm/stack.c
@@ -111,7 +111,7 @@
 		t1 = t1->stack_next)
 	{
 		fprintf(stderr,"    l=%d fw=%p f=0x%08x '%s'\n", t1->layer,
-			t1, (int)FW_W_FRAME(t1), t1->name.name);
+			t1, FW_W_FRAME(t1), t1->name.name);
 	}
 
 	return;
@@ -199,14 +199,14 @@
 			fprintf(
 				stderr,"vsrc: window already died:"
 				" fw=%p w=0x%08x '%s'\n",
-				t1, (int)FW_W_FRAME(t1), t1->name.name);
+				t1, FW_W_FRAME(t1), t1->name.name);
 		}
 		else if (i >= last_index)
 		{
 			fprintf(
 				stderr, "vsrc: window is at wrong position"
 				" in stack ring: fw=%p f=0x%08x '%s'\n",
-				t1, (int)FW_W_FRAME(t1),
+				t1, FW_W_FRAME(t1),
 				t1->name.name);
 			dump_stack_ring();
 			fprintf(stderr,"dumping X stacking order:\n");
@@ -222,7 +222,7 @@
 					{
 						fprintf(
 							stderr, "  f=0x%08x\n",
-							(int)children[i]);
+							children[i]);
 						break;
 					}
 				}