libfdlibm error on Darwin

[Chris Burdess]

I have the following problem building fdlibm on Darwin (Mac OS X):

/bin/sh ../../libtool --tag=CC --mode=link gcc  -g -O2 -module 
-version-info 0:0:0 -no-undefined   -o libfdlibm.la   dtoa.lo e_acos.lo 
e_asin.lo e_atan2.lo e_exp.lo e_fmod.lo e_log.lo e_pow.lo 
e_remainder.lo e_rem_pio2.lo e_scalb.lo e_sqrt.lo k_cos.lo 
k_rem_pio2.lo k_sin.lo k_tan.lo mprec.lo s_atan.lo s_ceil.lo 
s_copysign.lo s_cos.lo s_fabs.lo sf_fabs.lo s_floor.lo sf_rint.lo 
s_rint.lo s_scalbn.lo s_sin.lo s_tan.lo strtod.lo w_acos.lo w_asin.lo 
w_atan2.lo w_exp.lo w_fmod.lo w_log.lo w_pow.lo w_remainder.lo 
w_sqrt.lo
libtool: link: warning: `-version-info/-version-number' is ignored for 
convenience libraries
rm -fr  .libs/libfdlibm.a
ar cru .libs/libfdlibm.a .libs/dtoa.o .libs/e_acos.o .libs/e_asin.o 
.libs/e_atan2.o .libs/e_exp.o .libs/e_fmod.o .libs/e_log.o 
.libs/e_pow.o .libs/e_remainder.o .libs/e_rem_pio2.o .libs/e_scalb.o 
.libs/e_sqrt.o .libs/k_cos.o .libs/k_rem_pio2.o .libs/k_sin.o 
.libs/k_tan.o .libs/mprec.o .libs/s_atan.o .libs/s_ceil.o 
.libs/s_copysign.o .libs/s_cos.o .libs/s_fabs.o .libs/sf_fabs.o 
.libs/s_floor.o .libs/sf_rint.o .libs/s_rint.o .libs/s_scalbn.o 
.libs/s_sin.o .libs/s_tan.o .libs/strtod.o .libs/w_acos.o 
.libs/w_asin.o .libs/w_atan2.o .libs/w_exp.o .libs/w_fmod.o 
.libs/w_log.o .libs/w_pow.o .libs/w_remainder.o .libs/w_sqrt.o~ranlib 
.libs/libfdlibm.a
ar: .libs/w_sqrt.o~ranlib: No such file or directory
make[2]: *** [libfdlibm.la] Error 1

libtool problem?
--
Chris Burdess