Building for Linux using IL2CPP "fatal error: 'features.h' file not found" (known issue? 2020.1.17f)

Code (CSharp):

1. stdout:
2. Running il2cpp.exe in workstation GC mode.
3. Building GameAssembly.so with LinuxClangToolChain
4.     Output directory: /Users/adampolak/dev/Github-Sample-Code/Unity-DOTS-Multiplayer-XR-Sample/Temp/StagingArea/Data/Native
5.     Cache directory: /Users/adampolak/dev/Github-Sample-Code/Unity-DOTS-Multiplayer-XR-Sample/Library/il2cpp_cache
6. il2cpp.exe didn't catch exception: Unity.IL2CPP.Building.BuilderFailedException: In file included from /Users/adampolak/dev/Github-Sample-Code/Unity-DOTS-Multiplayer-XR-Sample/Temp/StagingArea/Data/il2cppOutput/Il2CppInvokerTable.cpp:1:
7. In file included from /Applications/Unity/Hub/Editor/2020.1.17f1/Unity.app/Contents/il2cpp/libil2cpp/pch/pch-cpp.hpp:3:
8. In file included from /Applications/Unity/Hub/Editor/2020.1.17f1/Unity.app/Contents/il2cpp/libil2cpp/il2cpp-config.h:3:
9. In file included from /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/string.h:54:
10. /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/__config:251:12: fatal error: 'features.h' file not found
11. #  include <features.h>
12.           ^~~~~~~~~~~~
13. 1 error generated.

 

There was a similar issued solved here, don't know if that helps or not.

 

Appreciate the tip but unfortunately I checked that out and it does not apply. Unity is doing their own build script and I can't modify or point to different places (i think)