[C#/Java]
event GSSReleaseOIDSetMethod release_oid_set;
delegate int GSSReleaseOIDSetMethod(ref int minor_status, ref IntPtr oid_set);
[VB.NET]
Event release_oid_set As GSSReleaseOIDSetMethod
Delegate Function GSSReleaseOIDSetMethod(ByRef minor_status As Integer, ByRef oid_set As IntPtr) As Integer