license: FSFUL
2003 Free Software Foundation,Inc
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license: GPL-1.0-or-later WITH Autoconf-exception-generic
1995-2003 Free Software Foundation,Inc
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license: GPL-2.0-or-later
1987-2006 Free Software Foundation,Inc
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license: GPL-2.0-or-later WITH Autoconf-exception-generic
1992-2003 Free Software Foundation,Inc
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license: GPL-3.0-or-later WITH Autoconf-exception-generic-3.0
1992-2015 Free Software Foundation,Inc
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license: LGPL-3.0-only OR LGPL-2.1-only
1995-2003 Free Software Foundation,Inc