[Bug libstdc++/94681] filesystem::sysmlink_status using stat instead of lstat when --disable-libstdcxx-filesystem-ts

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94681

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Only fixed on master so far.