DESTDIR and CONF_FILES

[Martti Kuparinen <martti.kuparinen%iki.fi@localhost>]

How should these two go together? I tried to create a package of 
pkgtools/rc.subr but it fails like this:

===> Installing for rc.subr-20090118
=> Creating installation directories
/usr/bin/install -c -o root -g wheel -m 644 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.conf.example 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir/etc/rc.conf.example
/usr/bin/install -c -o root -g wheel -m 644 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.subr 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir/etc/rc.subr
/usr/bin/install -c -o root -g wheel -m 755 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.d/DAEMON 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir//etc/rc.d
/usr/bin/install -c -o root -g wheel -m 755 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.d/LOGIN 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir//etc/rc.d
/usr/bin/install -c -o root -g wheel -m 755 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.d/NETWORKING 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir//etc/rc.d
/usr/bin/install -c -o root -g wheel -m 755 
/home/pkgsrc/pkgtools/rc.subr/work.i386/rc.subr-20090118/rc.d/SERVERS 
/home/pkgsrc/pkgtools/rc.subr/work.i386/.destdir//etc/rc.d
=> Automatic manual page handling
ERROR: CONF_FILE /etc/rc.conf.example does not exist.
*** Error code 1

Can I add ${DESTDIR} to the CONF_FILES or is that wrong?

Martti