--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,12 @@
+2006-05-25  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* tempname.c (small_open, large_open): New macros.
+	(__open, __open64) [!_LIBC]: Remove.
+	(__gen_tempname): Use small_open and large_open instead of __open
+	and __open64.  This fixes a portability bug on HP-UX 11.11i
+	reported by Simon Wing-Tang in
+	<http://lists.gnu.org/archive/html/bug-coreutils/2006-05/msg00114.html>.
+
 2006-05-25  Sergey Poznyakoff  <gray@gnu.org.ua>
 
 	* exclude.c (exclude_fnmatch): New function.

--- a/lib/tempname.c
+++ b/lib/tempname.c
@@ -1,7 +1,7 @@
 /* tempname.c - generate the name of a temporary file.
 
    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+   2000, 2001, 2002, 2003, 2005, 2006 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -66,14 +66,16 @@
 
 #if _LIBC
 # define struct_stat64 struct stat64
+# define small_open __open
+# define large_open __open64
 #else
 # include "stat-macros.h"
 # define struct_stat64 struct stat
+# define small_open open
+# define large_open open
 # define __getpid getpid
 # define __gettimeofday gettimeofday
 # define __mkdir mkdir
-# define __open open
-# define __open64 open
 # define __lxstat64(version, file, buf) lstat (file, buf)
 # define __xstat64(version, file, buf) stat (file, buf)
 #endif
@@ -269,11 +271,11 @@
       switch (kind)
 	{
 	case __GT_FILE:
-	  fd = __open (tmpl, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
+	  fd = small_open (tmpl, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
 	  break;
 
 	case __GT_BIGFILE:
-	  fd = __open64 (tmpl, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
+	  fd = large_open (tmpl, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
 	  break;
 
 	case __GT_DIR: