colm tests fail to build on Rosetta with undefined symbols in test/rlhc.d

[barracuda156]

ld: warning: in /opt/local/var/macports/build/_opt_PPCRosettaPorts_lang_colm/colm/work/colm-0.14.7/src/.libs/libcolm.a, file was built for unsupported file format which is not the architecture being linked (x86_64)
Undefined symbols:
  "_commit_clear_parse_tree", referenced from:
      _rlhc_object_commit_reduce_forward in ccw0DAdu.o
  "_colm_run_program", referenced from:
      _main in ccw0DAdu.o
  "_colm_delete_program", referenced from:
      _main in ccw0DAdu.o
  "_colm_set_debug", referenced from:
      _main in ccw0DAdu.o
  "_vm_bs_add", referenced from:
      _rlhc_object_host_call in ccw0DAdu.o
  "_colm_new_program", referenced from:
      _main in ccw0DAdu.o
ld: symbol(s) not found