--- a/usr/src/lib/libc/port/gen/tcdrain.c	Wed Jan 23 09:40:35 2008 -0800
+++ b/usr/src/lib/libc/port/gen/tcdrain.c	Wed Jan 23 12:00:31 2008 -0800
@@ -2,9 +2,8 @@
  * CDDL HEADER START
  *
  * The contents of this file are subject to the terms of the
- * Common Development and Distribution License, Version 1.0 only
- * (the "License").  You may not use this file except in compliance
- * with the License.
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
  *
  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  * or http://www.opensolaris.org/os/licensing.
@@ -19,8 +18,9 @@
  *
  * CDDL HEADER END
  */
+
 /*
- * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
@@ -29,7 +29,6 @@
 /*	Copyright (c) 1988 AT&T	*/
 /*	  All Rights Reserved  	*/
 
-
 #include "synonyms.h"
 #include <sys/termios.h>
 #include <unistd.h>
@@ -39,7 +38,7 @@
  * wait until all output on the filedes is drained
  */
 int
-_tcdrain(int fildes)
+__tcdrain(int fildes)
 {
 	return (ioctl(fildes, TCSBRK, 1));
 }