What license restrictions are placed on changes I make to PWLib, OpenH323 and OPAL?
Paragraph 3.2 of the MPL license states: “Any Modification which You create or to which You contribute must be made available in Source Code form under the terms of this License…” For the purposes of the MPL, “Modification” is defined as: “…addition to or deletion from the substance or structure of either the Original Code or any previous Modifications. When Covered Code is released as a series of files, a Modification is: A. Any addition to or deletion from the contents of a file containing Original Code or previous Modifications. B. Any new file that contains any part of the Original Code or previous Modifications.” In plain language, this means that any changes you make to any existing OpenH323 source file must be released under the same MPL license. This same applies to any new file that contains part of any previously released code.However, the MPL places no restrictions on any new files you create that contain wholly original code. You can choose to release (or not release) t