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diff --git a/lustre/tests/truncate.c b/lustre/tests/truncate.c
index 70fbbc7..61600d8 100644
--- a/lustre/tests/truncate.c
+++ b/lustre/tests/truncate.c
@@ -1,24 +1,68 @@
-#include <unistd.h>
-#include <stdio.h>
+/*
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2014, Intel Corporation.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ */
+
 #include <errno.h>
-#include <string.h>
+#include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
 
 int main(int argc, char **argv)
 {
-	unsigned long long off;
-	int err;
+	const char *path;
+	off_t length;
+	int rc;
 
-	if (argc != 3) { 
-		printf("usage %s file offset (kilobytes)\n", argv[0]); 
-		return 1;
+	if (argc != 3) {
+		fprintf(stderr, "Usage: %s PATH LENGTH\n",
+			program_invocation_short_name);
+		exit(EXIT_FAILURE);
 	}
 
-	off = strtoul(argv[2], NULL, 0);
-	off *= 1024;
-	err = truncate64(argv[1], off); 
-	if ( err ) { 
-		printf("Error truncating %s: %s\n", argv[1], strerror(errno));
+	path = argv[1];
+	length = strtoull(argv[2], NULL, 0);
+
+	rc = truncate(path, length);
+	if (rc < 0) {
+		fprintf(stderr, "%s: cannot truncate '%s' to length %lld: %s\n",
+			program_invocation_short_name, path, (long long)length,
+			strerror(errno));
+		exit(EXIT_FAILURE);
 	}
-	return err;
+
+	exit(EXIT_SUCCESS);
 }