Disk Utility reports some messages that you can ignore when checking permissions
You can safely ignore certain messages that Disk Utility reports when checking permissions. For example, you may safely ignore a message that contains "permissions are 33261". This article applies to Mac OS X 10.2.2 or later.
You can safely ignore any message that begins with "We are using special permissions for..." or "We are using a special uid for...". These are status messages and not a cause for concern. The message(s) will appear each time you check permissions.
Other messages that you can safelyignore when checking permissions
After running periodic monthly messages such as this may appear and can also be safely ignored: "Permissions differ on ./private/var/log/install.log, should be -rw-r--r-- , they are -rw-r----- Owner and group corrected on ./private/var/log/install.log Permissions corrected on ./private/var/log/install.log"