// FILE_SHARE_READ|FILE_SHARE_WRITE flags of the CreateFile function.

    // This flag is mapped to the FILE_SHARE_READ|FILE_SHARE_WRITE flags of the CreateFile function.

    // This flag is mapped to the FILE_SHARE_READ flag of the CreateFile function.

const int FILE_SHARE_READ = 1;

Const FILE_SHARE_READ As Integer = 1

private const uint FILE_SHARE_READ   = 0x00000001;

deviceHandle = CreateFile(devicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, IntPtr.Zero, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, IntPtr.Zero);

   Private Const FILE_SHARE_READ As Short = &H1S

       hdrive = CreateFile(".PHYSICALDRIVE0", GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, IntPtr.Zero, OPEN_EXISTING, 0, IntPtr.Zero)

    //0x00000001 - FILE_SHARE_READ - seems to be required to get the buffer correctly.

        FILE_SHARE_READ,

        IntPtr handle = CreateFile(PathString, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_READONLY, 0); //PInvoked too

    private const uint FILE_SHARE_READ = 0x1;

        ptr = CreateFile(FileName, GENERIC_READ, FILE_SHARE_READ, IntPtr.Zero, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, IntPtr.Zero);

  public const int FILE_SHARE_READ             = 0x00000001;  

Private Const FILE_SHARE_READ = &H1

GENERIC_WRITE, FILE_SHARE_READ, _