[Dovecot] source rpm compile

[kakula]

> > File must begin with "/": %{_initrddir}/dovecot
>
> What's the value of _initrddir? It should be defined in one of the macros
> files under /usr/lib/rpm or in your personal ~/.rpmmacros file. On a Red
> Hat system it should be /etc/rc.d/init.d or /etc/init.d. I think there's
> some debugging options to rpmbuild (--dump?) to dump out the macro
> definitions.

Thanks for your hint.
So weird.My _initrddir is /etc/init.d.Why it still complained about    File
must begin with "/"?