Win32.RTL_CRITICAL_SECTION

RTL_CRITICAL_SECTION :: struct {
    DebugInfo: PRTL_CRITICAL_SECTION_DEBUG;
    LockCount: LONG;
    RecursionCount: LONG;
    OwningThread: HANDLE;
    LockSemaphore: HANDLE;
    SpinCount: ULONG_PTR;
}

Declared in: winapi.bl