LIBPATH missing Windows SDK libs. Fix: Add to LIB environment:
Sign in to the portal, search for "Visual Studio 2010," and download the Express or Professional versions. Installing these will add the v100 platform toolset to your system. 2. The "Windows SDK 7.1" Workaround Visual Studio 2010 Build Tools V100 Download
where cl.exe cl.exe /?
If you must use v100, compile only on isolated build agents, and never for internet-facing services. LIBPATH missing Windows SDK libs
For automated environments, tools like Chocolatey offer packages such as vcexpress2010 which can facilitate the installation of these legacy tools via command line. Common Installation Issues search for "Visual Studio 2010