C# Definition:

/// <summary>
/// Return values of IsNetDrive()
/// </summary>
enum NetDriveTypes : int
{
     /// <summary>
     /// The specified drive is not a network drive.
     /// </summary>
     NotNetDrive = 0,
     /// <summary>
     /// The specified drive is a network drive that is properly connected.
     /// </summary>
     NetDriveConnected = 1,
     /// <summary>
     /// The specified drive is a network drive that is disconnected or in an error state.
     /// </summary>
     NetDriveError = 2
  }

VB.NET definition

''' <summary>
''' Return values of IsNetDrive()
''' </summary>
Public Enum NetDriveTypes As Integer
     ''' <summary>
     ''' The specified drive is not a network drive.
     ''' </summary>
     NotNetDrive = 0
     ''' <summary>
     ''' The specified drive is a network drive that is properly connected.
     ''' </summary>
     NetDriveConnected = 1
     ''' <summary>
     ''' The specified drive is a network drive that is disconnected or in an error state.
     ''' </summary>
     NetDriveError = 2
End Enum

VB Definition:

Public Enum NetDriveTypes
     NotNetDrive As Long = 0
     NetDriveConnected As Long = 1
     NetDriveError As Long = 2
End Enum

Notes:

None.