"But, lets look at afio. The original version of this code was
written in 1985 by Mark Brukhartz, while he was at Lachman
Associates. Here is the license for the original afio code:
* Copyright (c) 1985 Lachman Associates, Inc..
* This software was written by Mark Brukhartz at Lachman
* Inc.. It may be distributed within the following
* (1) It may not be sold at a profit.
* (2) This credit and notice must remain intact.
* This software may be distributed with other software by a
* vendor, provided that it is included at no additional
Okay. Now, realize that all afio changes from 1985 on are
derived works from code under that license. There is no "clean
afio", the very first implementation (that anyone knows of) is
under these terms.
Now, this license isn't free. Why? The restriction for selling
the code "at a profit" is against the FSF's definition of