sdaiIsInstanceOfBN

...

Syntax

public const string ifcenginedll = @"ifcengine.dll";

[DllImport(IFCEngineDLL, EntryPoint = "sdaiIsInstanceOfBN")]
public static extern Int32 sdaiIsInstanceOfBN(Int32 instance, string entityName);

[DllImport(IFCEngineDLL, EntryPoint = "sdaiIsInstanceOfBN")]
public static extern Int32 sdaiIsInstanceOfBN(Int32 instance, byte[] entityName);    

Property instance

Size: 32 bit / 4 byte (value)
...

Property entityName

Size: 32 bit / 4 byte (reference)
...