In attempting to port texlive-bin to my iMac running OS 10.9, I get the following message regarding a build failure. ---> Computing dependencies for texlive-bin ---> Building texlive-bin Error: org.macports.build for port texlive-bin returned: command execution failed An inspection of the log file shows the following problem. :info:build Undefined symbols for architecture x86_64: :info:build "_mpfr_set_zero", referenced from: :info:build _mp_initialize_binary_math in pmpost-pmpmathbinary.o :info:build _mp_new_number in pmpost-pmpmathbinary.o :info:build _mp_binary_n_arg in pmpost-pmpmathbinary.o :info:build _mp_binary_m_log in pmpost-pmpmathbinary.o :info:build _mp_binary_pyth_sub in pmpost-pmpmathbinary.o :info:build _mp_binary_square_rt in pmpost-pmpmathbinary.o :info:build _mp_check_mpfr_t in pmpost-pmpmathbinary.o How do I fix this?