LGPL. Where these conflict, the preamble takes precedence.
UFFI is referenced in the preamble as the "LIBRARY."
+The LGPL is distributed with Debian in the file
+/usr/share/common-licenses/LGPL.
+
UFFI 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.