On 2017-09-02, at 11:04 AM, Ken Cunningham wrote: >> >> As stupid as it seems but I don't see any cxx_stdlib option in my >> macports.conf (see attached). > > base defaults it to stdlibc++ on <10.9, and libc++ on 10.9+ behind the > scenes.
libstdc++ , not stdlibc++ haven't had coffee yet.
