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Re: definitions of free



Francesco Poli wrote:
> On Fri, 02 Jul 2004 17:57:57 -0400 Michael Poole wrote:
>>The policy work involves the actual identification of freeness.
>>DFSG-free is a (I believe strict) subset of OSI-free, and probably a
>>superset of FSF-free.
> 
> I don't think that DFSG-free is a superset of FSF-free.
> For non-programs there is no doubt, IMHO, (see GFDL, verbatim-copying,
> ...).
> For programs, I don't know: I don't have the time now to scan the FSF
> list of free program licenses and see if they include some that Debian
> considers non-free.

Consider this sentence from the GNU Project's Free Software Definition:
> It is also acceptable for the license to require that, if you have 
> distributed a modified version and a previous developer asks for a
> copy of it, you must send one.

Any software with such a requirement would be non-DFSG-free.

- Josh Triplett

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