math/sage build error

[Greg Rivers]

math/sage does not compile successfully on
FreeBSD 10.0-PRERELEASE #0 r260501: Fri Jan 10 11:39:36 CST 2014 amd64

...
libtool: link: gcc -shared  -fPIC -DPIC  .libs/exceptions.o .libs/extract.o .libs/uceil_exp2.o .libs/uceil_log2.o .libs/ufloor_log2.o .libs/add.o .libs/add1.o .libs/add_ui.o .libs/agm.o .libs/clear.o .libs/cmp.o .libs/cmp_abs.o .libs/cmp_si.o .libs/cmp_ui.o .libs/comparisons.o .libs/div_2exp.o .libs/div_2si.o .libs/div_2ui.o .libs/div.o .libs/div_ui.o .libs/dump.o .libs/eq.o .libs/exp10.o .libs/exp2.o .libs/exp3.o .libs/exp.o .libs/frac.o .libs/frexp.o .libs/get_d.o .libs/get_exp.o .libs/get_str.o .libs/init.o .libs/inp_str.o .libs/isinteger.o .libs/isinf.o .libs/isnan.o .libs/isnum.o .libs/const_log2.o .libs/log.o .libs/modf.o .libs/mul_2exp.o .libs/mul_2si.o .libs/mul_2ui.o .libs/mul.o .libs/mul_ui.o .libs/neg.o .libs/next.o .libs/out_str.o .libs/printf.o .libs/vasprintf.o .libs/const_pi.o .libs/pow.o .libs/pow_si.o .libs/pow_ui.o .libs/print_raw.o .libs/print_rnd_mode.o .libs/reldiff.o .libs/round_prec.o .libs/set.o .libs/setmax.o .libs/setmin.o .libs/set_d.o .libs/set_df!
 l_prec.o .libs/set_exp.o .libs/set_rnd.o .libs/set_f.o .libs/set_prc_raw.o .libs/set_prec.o .libs/set_q.o .libs/set_si.o .libs/set_str.o .libs/set_str_raw.o .libs/set_ui.o .libs/set_z.o .libs/sqrt.o .libs/sqrt_ui.o .libs/sub.o .libs/sub1.o .libs/sub_ui.o .libs/rint.o .libs/ui_div.o .libs/ui_sub.o .libs/urandom.o .libs/urandomb.o .libs/get_z_exp.o .libs/swap.o .libs/factorial.o .libs/cosh.o .libs/sinh.o .libs/tanh.o .libs/sinh_cosh.o .libs/acosh.o .libs/asinh.o .libs/atanh.o .libs/atan.o .libs/cmp2.o .libs/exp_2.o .libs/asin.o .libs/const_euler.o .libs/cos.o .libs/sin.o .libs/tan.o .libs/fma.o .libs/fms.o .libs/hypot.o .libs/log1p.o .libs/expm1.o .libs/log2.o .libs/log10.o .libs/ui_pow.o .libs/ui_pow_ui.o .libs/minmax.o .libs/dim.o .libs/signbit.o .libs/copysign.o .libs/setsign.o .libs/gmp_op.o .libs/init2.o .libs/acos.o .libs/sin_cos.o .libs/set_nan.o .libs/set_inf.o .libs/set_zero.o .libs/powerof2.o .libs/gamma.o .libs/set_ld.o .libs/get_ld.o .libs/cbrt.o .libs/volatile.o !
 .libs/fits_sshort.o .libs/fits_sint.o .libs/fits_slong.o .libs/fits_ushort.o .libs/fits_uint.o .libs/fits_ulong.o .libs/fits_uintmax.o .libs/fits_intmax.o .libs/get_si.o .libs/get_ui.o .libs/zeta.o .libs/cmp_d.o .libs/erf.o .libs/inits.o .libs/inits2.o .libs/clears.o .libs/sgn.o .libs/check.o .libs/sub1sp.o .libs/version.o .libs/mpn_exp.o .libs/mpfr-gmp.o .libs/mp_clz_tab.o .libs/sum.o .libs/add1sp.o .libs/free_cache.o .libs/si_op.o .libs/cmp_ld.o .libs/set_ui_2exp.o .libs/set_si_2exp.o .libs/set_uj.o .libs/set_sj.o .libs/get_sj.o .libs/get_uj.o .libs/get_z.o .libs/iszero.o .libs/cache.o .libs/sqr.o .libs/int_ceil_log2.o .libs/isqrt.o .libs/strtofr.o .libs/pow_z.o .libs/logging.o .libs/mulders.o .libs/get_f.o .libs/round_p.o .libs/erfc.o .libs/atan2.o .libs/subnormal.o .libs/const_catalan.o .libs/root.o .libs/sec.o .libs/csc.o .libs/cot.o .libs/eint.o .libs/sech.o .libs/csch.o .libs/coth.o .libs/round_near_x.o .libs/constant.o .libs/abort_prec_max.o .libs/stack_interface.o .libs/lng
 amma.o .libs/zeta_ui.o .libs/set_d64.o .libs/get_d64.o .libs/j!
 n.o .libs/yn.o .libs/rem1.o .libs/get_patches.o .libs/add_d.o .libs/sub_d.o .libs/d_sub.o .libs/mul_d.o .libs/div_d.o .libs/d_div.o .libs/li2.o .libs/rec_sqrt.o .libs/min_prec.o .libs/buildopt.o .libs/digamma.o .libs/bernoulli.o .libs/isregular.o .libs/set_flt.o .libs/get_flt.o .libs/scale2.o .libs/set_z_exp.o .libs/ai.o .libs/gammaonethird.o .libs/grandom.o   -L/usr/local/lib/gcc46 -L/usr/ports/math/sage/work/sage-5.13/local/lib /usr/ports/math/sage/work/sage-5.13/local/lib/libgmp.a  -O3 -Wl,-rpath=/usr/ports/math/sage/work/sage-5.13/local/lib -Wl,-rpath=/usr/local/lib/gcc46 -Wl,-rpath=/usr/ports/math/sage/work/sage-5.13/local/lib -Wl,-rpath=/usr/local/lib/gcc46   -Wl,-soname -Wl,libmpfr.so.5 -o .libs/libmpfr.so.5
/usr/local/bin/ld: /usr/ports/math/sage/work/sage-5.13/local/lib/libgmp.a(sizeinbase.o): relocation R_X86_64_32S against `__gmpn_bases' can not be used when making a shared object; recompile with -fPIC
/usr/ports/math/sage/work/sage-5.13/local/lib/libgmp.a: error adding symbols: Bad value
collect2: ld returned 1 exit status
make[8]: *** [libmpfr.la] Error 1
make[8]: Leaving directory `/usr/ports/math/sage/work/sage-5.13/spkg/build/mpfr-3.1.2.p0/src/src'
make[7]: *** [all] Error 2
make[7]: Leaving directory `/usr/ports/math/sage/work/sage-5.13/spkg/build/mpfr-3.1.2.p0/src/src'
make[6]: *** [all-recursive] Error 1
make[6]: Leaving directory `/usr/ports/math/sage/work/sage-5.13/spkg/build/mpfr-3.1.2.p0/src'
Error building MPFR.
************************************************************************
Error installing package mpfr-3.1.2.p0
************************************************************************

Does anyone know how to fix?

-- 
Greg Rivers