Copyright 1995 by Dan Farmer and Wietse Venema. All rights reserved. Some individual files may be covered by other copyrights (this will be noted in the file itself.)
Redistribution and use in source and binary forms are permitted provided that this entire copyright notice is duplicated in all such copies. No charge, other than an "at-cost" distribution fee, may be charged for copies, derivations, or distributions of this material without the express written consent of the copyright holders.
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