pub unsafe fn PrjStartVirtualizing<P0>(
    virtualizationrootpath: P0,
    callbacks: *const PRJ_CALLBACKS,
    instancecontext: Option<*const c_void>,
    options: Option<*const PRJ_STARTVIRTUALIZING_OPTIONS>,
) -> Result<PRJ_NAMESPACE_VIRTUALIZATION_CONTEXT>
where P0: Param<PCWSTR>,