On Thu, 24 Jan 2019 at 20:51, David Aldrich via Boost-users <boost-users@lists.boost.org> wrote:
Am I correct?  If so, how can I force the compiler to use the boost 1.69 path consistently for all paths?

Probably, but his is not a Boost issue, maybe give some Ubuntu-forum or -mailing-list a spin.

degski
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If something cannot go on forever, it will stop" - Herbert Stein