.. _exhale_define__ifc2x3-definitions_8h_1af8d7886ef1976cfc2e36833c8485965d:

Define SCHEMA_IfcLibraryInformation_Version_IS_OPTIONAL
=======================================================

- Defined in :ref:`file_src_ifcparse_Ifc2x3-definitions.h`


Define Documentation
--------------------


.. doxygendefine:: SCHEMA_IfcLibraryInformation_Version_IS_OPTIONAL