+gnulib: extra-license-file usr/share/gnulib/doc/COPYINGv2
+gnulib: extra-license-file usr/share/gnulib/doc/COPYINGv3
+gnulib: extra-license-file usr/share/gnulib/doc/gpl-2.0.texi
+gnulib: extra-license-file usr/share/gnulib/doc/gpl-3.0.texi
+gnulib: extra-license-file usr/share/gnulib/doc/lgpl-2.1.texi
+gnulib: extra-license-file usr/share/gnulib/doc/lgpl-3.0.texi