http://www.gnu.org/software/java/packages.htmlor the author's website
http://www.urbanophile.com/arenn/hacking/download.html.The following is the copyright notice for gnu.getopt:
/************************************************************************** /* Getopt.java -- Java port of GNU getopt from glibc 2.0.6 /* /* Copyright (c) 1987-1997 Free Software Foundation, Inc. /* Java Port Copyright (c) 1998 by Aaron M. Renn (arenn@urbanophile.com) /* /* This program is free software; you can redistribute it and/or modify /* it under the terms of the GNU Library General Public License as published /* by the Free Software Foundation; either version 2 of the License or /* (at your option) any later version. /* /* This program is distributed in the hope that it will be useful, but /* WITHOUT ANY WARRANTY; without even the implied warranty of /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the /* GNU Library General Public License for more details. /* /* You should have received a copy of the GNU Library General Public License /* along with this program; see the file COPYING.LIB. If not, write to /* the Free Software Foundation Inc., 59 Temple Place - Suite 330, /* Boston, MA 02111-1307 USA /**************************************************************************/The text for the GNU Library GPL is available at http://www.gnu.org/copyleft/library.html.