modify, sublicense or distribute the Program is void, and willautomatically terminate your rights under this License. However, partieswho have received copies, or rights, from you under this License will nothave their licenses terminated so long as such parties remain in fullcompliance.5. You are not required to accept this License, since you have not signedit. However, nothing else grants you permission to modify or distributethe Program or its derivative works. These actions are prohibited by lawif you do not accept this License. Therefore, by modifying ordistributing the Program (or any work based on the Program), youindicate your acceptance of this License to do so, and all its terms andconditions for copying, distributing or modifying the Program or worksbased on it.6. Each time you redistribute the Program (or any work based on theProgram), the recipient automatically receives a license from theoriginal licensor to copy, distribute or modify the Program subject tothese terms and conditions. You may not impose any further restrictionson the recipients' exercise of the rights granted herein. You are notresponsible for enforcing compliance by third parties to this License.7. If, as a consequence of a court judgment or allegation of patentinfringement or for any other reason (not limited to patent issues),conditions are imposed on you (whether by court order, agreement orotherwise) that contradict the conditions of this License, they do notexcuse you from the conditions of this License. If you cannot distributeso as to satisfy simultaneously your obligations under this License andany other pertinent obligations, then as a consequence you may notdistribute the Program at all. For example, if a patent license wouldnot permit royalty-free redistribution of the Program by all those whoreceive copies directly or indirectly through you, then the only way youcould satisfy both it and this License would be to refrain entirely fromdistribution of the Program.If any portion of this section is held invalid or unenforceable under anyparticular circumstance, the balance of the section is intended to applyand the section as a whole is intended to apply in other circumstances.It is not the purpose of this section to induce you to infringe anypatents or other property right claims or to contest validity of anysuch claims; this section has the sole purpose of protecting theintegrity of the free software distribution system, which is implementedby public license practices. Many people have made generous contributionsto the wide range of software distributed through that system inreliance on consistent application of that system; it is up to theauthor/donor to decide if he or she is willing to distribute softwarethrough any other system and a licensee cannot impose that choice.This section is intended to make thoroughly clear what is believed to bea consequence of the rest of this License.8. If the distribution and/or use of the Program is restricted in certaincountries either by patents or by copyrighted interfaces, the originalcopyright holder who places the Program under this License may add an