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+Open CASCADE exception (version 1.0) to GNU LGPL version 2.1.
+
+The object code (i.e. not a source) form of a "work that uses the Library"
+can incorporate material from a header file that is part of the Library.
+As a special exception to the GNU Lesser General Public License version 2.1,
+you may distribute such object code incorporating material from header files
+provided with the Open CASCADE Technology libraries (including code of CDL
+generic classes) under terms of your choice, provided that you give
+prominent notice in supporting documentation to this code that it makes use
+of or is based on facilities provided by the Open CASCADE Technology software.