AioPlugin

• Only extensions, no changes - Code extensions but no changes in existing code.
• Stable - Useable by all. Bugs are rare.
• Squeak3.9-alpha - This is the now obsolete development version of 3.9.
• Squeak3.6 -
• Squeak3.9 - Released 8 Dec 2006.
• SqueakL - The license of Squeak from Apple. The only license we allow for inclusion in base Squeak.
• Beta - Useable but still not stable, probably has bugs.
• Squeak3.8 - Released 25 May 2005.
• Squeak3.7 - Released 15 Sept 2004.
• Squeak3.10-alpha - This is the current moving target of 3.10.
• MIT - The MIT license is like BSD without the advertising clause. As free as it gets, suitable for cross Smalltalk 100% reuse.
• SqueakL + MIT - Dual licensed under both SqueakL and MIT. This enables both base Squeak inclusion and 100% reuse. Recommended.

Fixed error in parameter checking that caused intermittent problems in CommandShell unit tests when Unix file number equaled oop of nilObject.