---------------------------------------------------------------
 Copyright (c) 1999,2000,2001,2002,2003
 The Board of Trustees of the University of Illinois
 All Rights Reserved.
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 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software (Iperf) and associated
 documentation files (the "Software"), to deal in the Software
 without restriction, including without limitation the
 rights to use, copy, modify, merge, publish, distribute,
 sublicense, and/or sell copies of the Software, and to permit
 persons to whom the Software is furnished to do
 so, subject to the following conditions:


 Redistributions of source code must retain the above
 copyright notice, this list of conditions and
 the following disclaimers.


 Redistributions in binary form must reproduce the above
 copyright notice, this list of conditions and the following
 disclaimers in the documentation and/or other materials
 provided with the distribution.


 Neither the names of the University of Illinois, NCSA,
 nor the names of its contributors may be used to endorse
 or promote products derived from this Software without
 specific prior written permission.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE CONTIBUTORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ________________________________________________________________
 National Laboratory for Applied Network Research
 National Center for Supercomputing Applications
 University of Illinois at Urbana-Champaign
 http://www.ncsa.uiuc.edu
 ________________________________________________________________

 tcp_window_size.c
 by Mark Gates 
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 set/getsockopt
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 stdio.c
 by Mark Gates 
 and Ajay Tirumalla 
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 input and output numbers, converting with kilo, mega, giga
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