C# Definition:

struct SID_IDENTIFIER_AUTHORITY
{
   [MarshalAs(UnmanagedType.ByValArray, SizeConst=6)]
   public byte[] Value;

   public SID_IDENTIFIER_AUTHORITY(byte[] value)
   {
       Value = value;
   }
}

VB Definition:

Structure SID_IDENTIFIER_AUTHORITY
    Dim Value1 As Byte
    Dim Value2 As Byte
    Dim Value3 As Byte
    Dim Value4 As Byte
    Dim Value5 As Byte
    Dim Value6 As Byte
End Structure

User-Defined Field Types:

None.

Notes:

Used by InitializeSid