[Bug lto/106170] [13 Regression] x86_64-w64-mingw32 host GCC with win32 thread model does not provide pthread.h. lto-plugin fails with canadian compilation

[marxin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106170

--- Comment #12 from Martin Liška <marxin at gcc dot gnu.org> ---
> So it does not matter not for adding locks for windows hosts? No need for
> using CriticalSection APIs as locks?

Well, we need the critical section for the multi-threaded linker mold for that
we define a new API. And the linker does not work on Windows, so we won't need
it.