According to this link, Samba doesn't support ReadDirectoryChangesW :<(

Colin Rhodes wrote:
> Hey guys,
> I have been using samba 2.2x on Solaris 2.6 with a winnt4.0 box

mapping the
> share.
> I can't seem to get directory change notifications on the samba share

> the ReadDirectoryChnagesW api - works fine on any other folder (or

> share).
> Any ideas? Couldn't find anything useful on the usual avenues (web,
> archives etc)
> Thanks in advance for any ideas!
> Colin Rhodes