is this licence free?

[Noel Koethe <noel@koethe.net>]

Hello,

i want to package drac ( http://mail.cc.umanitoba.ca/drac/index.html ) a
pop-before-smtp tool.

But I don't know if the licence is free for the Debian Free Software
Guidelines ( http://www.de.debian.org/social_contract.html#guidelines ).

Here is it:

$ less COPYRIGHT 
/*
 * Copyright University of Manitoba 1998.
 * Written by J. Gary mills
 *
 * Permission is granted to anyone to use this software for any purpose on
 * any computer system, and to alter it and redistribute it freely, subject
 * to the following restrictions:
 *
 * 1. The author and the University of Manitoba are not responsible 
 *    for the consequences of use of this software, no matter how awful, 
 *    even if they arise from flaws in it.
 *
 * 2. The origin of this software must not be misrepresented, either by
 *    explicit claim or by omission.  Since few users ever read sources,
 *    credits must appear in the documentation.
 *
 * 3. Altered versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.  Since few users
 *    ever read sources, credits must appear in the documentation.
 *
 * 4. This notice may not be removed or altered.
 */

Thank you for your help.

-- 
	Noel