Function ZL_Compressor_Graph_getCustomGraphs 

pub unsafe extern "C" fn ZL_Compressor_Graph_getCustomGraphs(
    compressor: *const ZL_Compressor,
    graphid: ZL_GraphID,
) -> ZL_GraphIDList

@returns The custom graphs of @p graphid, which is only non-empty for selector, dynamic, and multi-input graphs. @note The array is valid for the lifetime of the @p compressor.