C# Definition:

    //use struct with LayoutKind.Explicit Attribute to simulate the union in C/C++
    [StructLayout(LayoutKind.Explicit)]
    public struct Misc
    {
        [FieldOffset(0)]
        public System.UInt32 PhysicalAddress;
        [FieldOffset(0)]
        public System.UInt32 VirtualSize;
    }

    [StructLayout(LayoutKind.Sequential)]
    internal struct IMAGE_SECTION_HEADER
    {
        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 8)]
        public string Name;
        public Misc Misc;
        public UInt32 VirtualAddress;
        public UInt32 SizeOfRawData;
        public UInt32 PointerToRelocations;
        public UInt32 PointerToLinenumbers;
        public UInt16 NumberOfRelocations;
        public UInt16 NumberOfLinenumbers;
        public UInt32 Characteristics;
    }

VB Definition:

Structure IMAGE_SECTION_HEADER
   Public TODO
End Structure

User-Defined Field Types:

None.

Notes:

None.