Function __cxa_guard_release

uspace/lib/cpp/src/__bits/runtime.cpp:142–147

    }

    extern "C" void __cxa_guard_release(guard_t* guard)
    {
        *((std::uint8_t*)guard) = 1;

        static_guard_mtx.unlock();
    }

    extern "C" void __cxa_guard_abort(guard_t* guard)
    {