Just for Information: Support for VS 2019 Preview 1

[himajin100000]

 >setlocal &&amp set PYTHONPATH=$(PySourcePath)Lib
 >setlocal && set PYTHONPATH=$(PySourcePath)Lib

and another typo:

 >in pythonnt_rc.h files in each _ctypes project.
 >in pythonnt_rc.h file in each project.