A Microsoft Windows Services for UNIX 3.5 hotfix rollup package is available that simplifies the maintenance of stability and reliability of Windows Services for UNIX 3.5 systems. We recommend that all Windows Services for UNIX 3.5 users apply this hotfix rollup package.

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The hotfix rollup package contains the following updates:

•	All updates for Server for Network Information Services (NIS), Password Synchronization, and Interix subsystem components of Windows Services for UNIX 3.5 that were released after the original release version of Windows Services for UNIX 3.5 and before January 31, 2006
•	Additional reliability updates

By including all updates for Windows Services for UNIX 3.5, this hotfix rollup package makes it easier for users to improve the stability and reliability of computers that are running Windows Services for UNIX 3.5.

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Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

You must have Windows Services for UNIX 3.5 installed to apply this hotfix.

Restart requirement

You must restart the computer after you apply this hotfix.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

File name	File version	File size	Date	Time	Platform
At	8.0.1969.38	123,904	11-Feb-2006	02:47	Not Applicable
Atq	8.0.1969.38	123,904	11-Feb-2006	02:47	Not Applicable
Atrm	8.0.1969.38	123,904	11-Feb-2006	02:47	Not Applicable
Batch	8.0.1969.38	123,904	11-Feb-2006	02:47	Not Applicable
Cron	8.0.1969.38	145,920	11-Feb-2006	02:47	Not Applicable
Crontab	8.0.1969.38	138,240	11-Feb-2006	02:47	Not Applicable
Fcntl.h	Not Applicable	4,716	11-Feb-2006	02:47	Not Applicable
In.ntalkd	8.0.1969.38	103,936	11-Feb-2006	02:47	Not Applicable
In.rshd	8.0.1969.38	118,272	11-Feb-2006	02:47	Not Applicable
In.telnetd	8.0.1969.38	140,800	11-Feb-2006	02:47	Not Applicable
Inetd	8.0.1969.38	124,928	11-Feb-2006	02:47	Not Applicable
Libc.a	Not Applicable	871,432	11-Feb-2006	02:47	Not Applicable
Libc.so.3.5	Not Applicable	686,191	11-Feb-2006	02:47	Not Applicable
Libpsxdll.a	Not Applicable	92,270	11-Feb-2006	02:47	Not Applicable
Limits.h	Not Applicable	10,455	11-Feb-2006	02:47	Not Applicable
Newgrp	8.0.1969.38	66,560	11-Feb-2006	02:47	Not Applicable
Nissvc.exe	8.0.1969.38	182,784	11-Feb-2006	02:47	x86
Open.2	Not Applicable	6,910	11-Feb-2006	02:47	Not Applicable
Popper	8.0.1969.38	297,984	11-Feb-2006	02:47	Not Applicable
Posix.exe	8.0.1969.38	130,048	11-Feb-2006	02:47	x86
Pswdsync.dll	8.0.1969.38	109,056	11-Feb-2006	02:47	x86
Psxdll.dll	8.0.1969.38	345,088	11-Feb-2006	02:47	x86
Psxrun.exe	8.0.1969.38	104,448	11-Feb-2006	02:47	x86
Psxss.exe	8.0.1969.38	780,800	11-Feb-2006	02:47	x86
Regpwd	8.0.1969.38	72,704	11-Feb-2006	02:47	Not Applicable
S11runonce.sh	Not Applicable	282	11-Feb-2006	02:47	Not Applicable
Sendmail	Not Applicable	1,422,977	11-Feb-2006	02:47	Not Applicable

Changes in behavior

After you apply the hotfix rollup package, the open system call and the wcs_open system call support the O_NOFOLLOW flag. For more information about the O_NOFOLLOW flag, see the open system call and the wcs_open system call manual page (man page).

Known issues

You may experience any of the following issues after you apply the hotfix rollup package:

•	Symptom After you apply the hotfix rollup package, setuid binaries that were not included with Windows Services for UNIX 3.5 stop working. Resolution Use the chmod utility to reenable the setuid permissions for each affected binary.
•	Symptom After you apply the hotfix rollup package, setuid binaries that are copied from one system to another system stop working. Resolution After you copy the binary to the destination computer, use the chmod utility to assign the setuid permissions for each affected binary.
•	Symptom The hotfix rollup package does not modify any Windows Services for UNIX 3.5 component that is added after the hotfix rollup package is applied. Resolution Remove and reapply the hotfix rollup package after you add a feature to Windows Services for UNIX 3.5.

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