.. _exhale_define__ifc4-definitions_8h_1a37f3942a74f40ba91a5958c4fc5fbb57:

Define SCHEMA_IfcDistributionSystem_LongName_IS_OPTIONAL
========================================================

- Defined in :ref:`file_src_ifcparse_Ifc4-definitions.h`


Define Documentation
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.. doxygendefine:: SCHEMA_IfcDistributionSystem_LongName_IS_OPTIONAL