C# Definition:

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]

public struct DOC_INFO_1A

{

    [MarshalAs(UnmanagedType.LPWStr)]
    public string pDocName;
    [MarshalAs(UnmanagedType.LPWStr)]
    public string pOutputFile;
    [MarshalAs(UnmanagedType.LPWStr)]
    public string pDataType;

}

VB.NET Definition:

  <StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Ansi)> _
  Public Structure DOC_INFO_1A
      <MarshalAs(UnmanagedType.LPWStr)> Public pDocName As String
      <MarshalAs(UnmanagedType.LPWStr)> Public pOutputFile As String
      <MarshalAs(UnmanagedType.LPWStr)> Public pDataType As String
  End Structure

User-Defined Field Types:

None.

Notes:

None.