[Bug libstdc++/99289] Process safety issues of libstdc++ verbose

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99289

--- Comment #1 from cqwrteur <unlvsur at live dot com> ---
On windows, it should get emulated with LockFile win32 api to lock files. Or it
is trash.