Solution
The LabVIEW Internet Toolkit is deprecated and no longer ships with the LabVIEW Platform. The LabVIEW Internet Toolkit 2012 is the latest available version.
However, these deprecated APIs are available to use for existing applications. LabVIEW Internet Toolkit 2012 will install support for a newer version for LabVIEW (2013 or later) but NI recommends against beginning any new development with these APIs. Additionally, all functions of this library are now available on all LabVIEW Development Systems.
Below are the recommended replacements for the deprecated APIs: