Created attachment 166739 [details]
Link error when building with boost 1.60, fixed by adding boost_system to link libraries. See also https://wiki.freebsd.org/BoostPortingProject/1.55-to-1.60
I'll take it.
There is no need for over-linking with libboost_system.so. In fact, the upstream added "-DBOOST_ERROR_CODE_HEADER_ONLY" to CPPFLAGS to fix build with Boost 1.59 and later:
A commit references this bug:
Date: Thu Feb 25 22:58:20 UTC 2016
New revision: 409567
- Fix build with Boost 1.59 and later. 
- Remove LGPL21 from LICENSE.
- Make portlint happy.
PR: 207016 
Added "-DBOOST_ERROR_CODE_HEADER_ONLY" to CPPFLAGS.