PR_IMPLEMENT ============ Used to define implementations of symbols that are to be exported from a shared library. Syntax ------ .. code:: #include PR_IMPLEMENT(type)implementation Description ----------- :ref:`PR_IMPLEMENT` is used to define implementations of externally visible routines and globals. For syntax details for each platform, see `prtypes.h `__. .. warning:: **Warning**: Some platforms do not allow the use of the underscore character (_) as the first character of an exported symbol.