pub unsafe extern "system" fn RtlVirtualUnwind(
    HandlerType: u32,
    ImageBase: u64,
    ControlPc: u64,
    FunctionEntry: *mut _IMAGE_RUNTIME_FUNCTION_ENTRY,
    ContextRecord: *mut CONTEXT,
    HandlerData: *mut *mut c_void,
    EstablisherFrame: *mut u64,
    ContextPointers: *mut KNONVOLATILE_CONTEXT_POINTERS
) -> Option<unsafe extern "system" fn(_: *mut EXCEPTION_RECORD, _: *mut c_void, _: *mut CONTEXT, _: *mut c_void) -> u32>