Index: kernel/test/btree/btree1.c
===================================================================
--- kernel/test/btree/btree1.c	(revision 34db7fa828e4d10ee2a902fb4143704b3feda184)
+++ kernel/test/btree/btree1.c	(revision deada67c02b5e2af52db6ae92dc2a670fe50f69f)
@@ -34,5 +34,5 @@
 static void *data = (void *) 0xdeadbeef;
 
-char * test_btree1(void)
+char * test_btree1(bool quiet)
 {
 	btree_t t;
@@ -40,6 +40,7 @@
 
 	btree_create(&t);
-
-	printf("Inserting keys.\n");
+	
+	if (!quiet)
+		printf("Inserting keys.\n");
 	btree_insert(&t, 19, data, NULL);
 	btree_insert(&t, 20, data, NULL);
@@ -77,8 +78,10 @@
 	for (i = 100; i >= 50; i--)
 		btree_insert(&t, i, data, NULL);
-
-	btree_print(&t);
 	
-	printf("Removing keys.\n");
+	if (!quiet)
+		btree_print(&t);
+	
+	if (!quiet)
+		printf("Removing keys.\n");
 	btree_remove(&t, 50, NULL);
 	btree_remove(&t, 49, NULL);
@@ -155,6 +158,7 @@
 	btree_remove(&t, 35, NULL);
 	btree_remove(&t, 36, NULL);
-
-	btree_print(&t);
+	
+	if (!quiet)
+		btree_print(&t);
 	
 	return NULL;