The software provided in the ksh93.tgz package is licensed under the terms of the AT&T Open Source License. Details on this license can be found at the following sites: FAQ: http://www.research.att.com/~gsf/download/faq.license.html AST Open License: http://www.research.att.com/sw/license/ast-open.html AST Open License Terms: http://www.research.att.com/sw/license/ast-terms.html