Dear SCO Customer,

Support Level Supplement (SLS) ptf7709a, the UnixWare 7.1.1 proc Driver 
Supplement, addresses the following problem:


        A race condition in the proc subsystem could cause fork failures
        for non-privileged uids.


Contents
--------

        /etc/conf/pack.d/proc/Driver_atup.o
        /etc/conf/pack.d/proc/Driver_mp.o


Software Notes and Recommendations
----------------------------------

ptf7709a should only be installed on:

        UnixWare 7.1.1

SLS ptf7603k MUST be installed before ptf7709a can be installed.

Installation Instructions
-------------------------

1. Download the ptf7709a.Z file to the /tmp directory on your machine.

2. As root, uncompress the file and add the package to your system
   using these commands:

        $ su
        Password: <type your root password>
        # uncompress /tmp/ptf7709a.Z
        # pkgadd -d /tmp/ptf7709a
        # rm /tmp/ptf7709a

Alternatively, this SLS package may be installed in quiet mode, 
that is, without displaying the release notes and asking for 
confirmation.  To do this, use these commands:

        $ su
        Password: <type your root password>
        # uncompress /tmp/ptf7709a.Z
        # pkgadd -qd /tmp/ptf7709a all
        # rm /tmp/ptf7709a

3. Reboot the system after installing this package.

   The release notes displayed prior to installation can be found in:

   /var/sadm/pkg/ptf7709/install/ptf7709.txt


Removal Instructions
--------------------

1. As root, remove the package using these commands:

        $ su
        Password: <type your root password>
        # pkgrm ptf7709

2. Reboot the system after removing this package.


If you have questions regarding this supplement, or the product on
which it is installed, please contact your software supplier.