community/osmscout-server-3.0.0-r0: fails to build, numerous errors related to abseil

osmscout-server fails to build with numerous errors. The first one:

In file included from /usr/include/google/protobuf/stubs/common.h:44,
                 from /usr/include/google/protobuf/io/coded_stream.h:130,
                 from /usr/include/valhalla/proto/tripcommon.pb.h:24,
                 from /usr/include/valhalla/baldr/datetime.h:22,
                 from /usr/include/valhalla/baldr/graphtile.h:7,
                 from /usr/include/valhalla/baldr/graphreader.h:14,
                 from /usr/include/valhalla/tyr/actor.h:8,
                 from src/valhallamaster.h:34,
                 from src/valhallamapmatcher.cpp:26:
/usr/include/absl/strings/string_view.h:52:26: error: 'string_view' in namespace 'std' does not name a type
   52 | using string_view = std::string_view;
      |                          ^~~~~~~~~~~
/usr/include/absl/strings/string_view.h:52:21: note: 'std::string_view' is only available from C++17 onwards

See: https://build.alpinelinux.org/buildlogs/build-3-19-armv7/community/osmscout-server/osmscout-server-3.0.0-r0.log