I tried using it to build libiconv-1.10 and got
.....
cd src && gmake all
gmake[1]: Entering directory `/usr/local/src/gnu/libiconv-1.10/src'
/bin/sh ../libtool --mode=link cc -L/opt/lib/64 iconv_no_i18n.o ../srclib/libicr
t.a ../lib/libiconv.la -o iconv_no_i18n
cc iconv_no_i18n.o -o .libs/iconv_no_i18n -L/opt/lib/64 ../srclib/libicrt.a ../
lib/.libs/libiconv.so -R/opt/lib/64
ld: fatal: file iconv_no_i18n.o: wrong ELF class: ELFCLASS64
ld: fatal: File processing errors. No output written to .libs/iconv_no_i18n