gnuradio37: Undefined symbols gr::digital::map_bb_impl::s_map_size

[ryandesign (Ryan Carsten Schmidt)]

​https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/108159/steps/install-port/logs/stdio

error: Problems running latex. Check your installation or look for typos in _formulas.tex and check _formulas.log!

Undefined symbols for architecture x86_64:
  "gr::digital::map_bb_impl::s_map_size", referenced from:
      gr::digital::map_bb_impl::set_map(std::__1::vector<int, std::__1::allocator<int> > const&) in map_bb_impl.cc.o
ld: symbol(s) not found for architecture x86_64

[ra1nb0w]

Something related to the newer boost?