C# Definition:

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
struct FILE_INFO_3
{
   public int fi3_id;
   public int fi3_permission;
   public int fi3_num_locks;
   [MarshalAs(UnmanagedType.LPWStr)]
   public string fi3_pathname;
   [MarshalAs(UnmanagedType.LPWStr)]
   public string fi3_username;
}

VB Definition:

    <StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Auto, Pack:=4)> _
    Structure FILE_INFO_3
    Dim fi3_id As Integer
    Dim fi3_permission As Integer
    Dim fi3_num_locks As Integer
    Dim fi3_pathname As String
    Dim fi3_username As String
    End Structure

User-Defined Field Types:

None.

Notes:

See NetFileEnum