[Bug libstdc++/101867] avr libc build error for libstdc++

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101867

--- Comment #10 from cqwrteur <unlvsur at live dot com> ---
../../../../../../../gcc/libstdc++-v3/src/c++17/fs_ops.cc:767:15: error:
'getcwd' was not declared in this scope; did you mean
'std::filesystem::__gnu_posix::getcwd'?
  767 |           if (getcwd(buf.get(), size))
      |               ^~~~~~
      |               std::filesystem::__gnu_posix::getcwd