rem: return (AcpiOsCreateSemaphore (1, 1, OutHandle));
add: *OutHandle = (ACPI_HANDLE)memalign(sizeof(spinlock),sizeof(spinlock)); return AE_OK;
context: AcpiOsCreateLock (    ACPI_HANDLE             *OutHandle){    return (AcpiOsCreateSemaphore (1, 1, OutHandle));}