license: BSD-3-Clause
2000-2003 Johannes Erdfelt
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license: FSFUL
1992-2008 Free Software Foundation,Inc
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license: FSFULLR
1996-2008 Free Software Foundation,Inc
2004 Scott James Remnant
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license: FSFULLRWD
1996-2008 Free Software Foundation,Inc
2004 Scott James Remnant
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license: GPL-2.0-or-later WITH Autoconf-exception-generic
1992-2008 Free Software Foundation,Inc
2004 Scott James Remnant
-----
license: GPL-2.0-or-later WITH Libtool-exception
1992-2008 Free Software Foundation,Inc
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license: LGPL-2.1-or-later
2008 Daniel Drake
2000-2003 Johannes Erdfelt
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license: public-domain
1994 X Consortium
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license: X11
1994 X Consortium