.. _exhale_define__ifc4x2-definitions_8h_1abf0655db85a19abc1eb3a485fd2a0824:

Define SCHEMA_IfcPerson_FamilyName_IS_OPTIONAL
==============================================

- Defined in :ref:`file_src_ifcparse_Ifc4x2-definitions.h`


Define Documentation
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.. doxygendefine:: SCHEMA_IfcPerson_FamilyName_IS_OPTIONAL