restclient.cpp:59:16: error: 'pollEvents' is not a member of 'DRing'

I get compilation error when trying to compile today's ring-daemon snapshot (only ring-daemon, in a separate container):

[  197s] restclient.cpp: In member function 'int RestClient::event_loop()':
[  197s] restclient.cpp:59:16: error: 'pollEvents' is not a member of 'DRing'
[  197s]          DRing::pollEvents();
[  197s]                 ^~~~~~~~~~
[  198s] make[3]: *** [Makefile:547: libclient_rest_la-restclient.lo] Error 1
[  198s] make[3]: *** Waiting for unfinished jobs....

Command line switches:

%configure  --with-alsa \
            --with-pulse \
            --with-jack \
            --with-dbus \
            --enable-video \
            --with-sdes \
            --with-speex \
            --with-speexdsp \
            --with-opus \
            --with-upnp \
            --with-natpmp \
            --enable-ipv6 \
            --enable-accel \
            --enable-ringns \
            --without-nodejs \
            --with-restcpp \
            --without-portaudio \
            --disable-static