This is a Windows NT native application.

1. Copy this folder to $(REACTOS)/base/setup.
2. Modify $(REACTOS)/base/setup/CMakeLists.txt as follows:

add_subdirectory(lib)
add_subdirectory(reactos)
add_subdirectory(setup)
add_subdirectory(usetup)
add_subdirectory(welcome)
add_subdirectory(hello-native-app)  # add this line

3. Build the modified ReactOS.
4. You will get the program files in output folder.
5. Execute "00-native-starter.exe 02-tick-count.exe" on Command Prompt of Windows 2003 or ReactOS.
6. You'll get a bitmap file 02-tick-count.txt in C:\Windows or C:\ReactOS.

• Wikipedia: https://en.wikipedia.org/wiki/Native_API
• The Undocumented Functions: https://undocumented.ntinternals.net/