[flang-commits] [flang] [flang][unittests] fix test broken when run as root (PR #119604)

[David Truby via flang-commits]

https://github.com/DavidTruby approved this pull request.

LGTM. Might it be worth adding a #ifdef _WIN32 just in case we do end up supporting the functions that make sense here on Windows (read and write I guess)? 
E.g. #ifdef _WIN32 return false;


https://github.com/llvm/llvm-project/pull/119604