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Go backward to Top . Go up to Top . What is not allowed is to try to prevent others from further sharing any version of these programs that they might get from you. Specifically, we want to make sure that you have the right to give away copies of the programs that relate to Texinfo, that you receive source code or else can get it if you want it, that you can change these programs or use pieces of them in new free programs, and that you know you can do these things. To make sure that everyone has such rights, we have to forbid you to deprive anyone else of these rights.