Undefined symbols for architecture x86_64

I bet this error compiling on Mac OS 10.10 Undefined symbols for architecture x86_64 and if I try compiling using 32bit I get this error Undefined symbols for architecture i386.

Undefined symbols for architecture x86_64:"_htrcom_mp_alpf10_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _dittus_ in relapo.a(dittus.o)"_htrcom_mp_alpg10_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _dittus_ in relapo.a(dittus.o)"_htrcom_mp_axpf_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_beta_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)"_htrcom_mp_chf_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_chfmul_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_cps_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _chfkut_ in relapo.a(chfkut.o)
      ..."_htrcom_mp_delgrv_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_drod_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_dtsat_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _suboil_ in relapo.a(suboil.o)
      _htrc10_ in relapo.a(htrc10.o)
      _htrc17_ in relapo.a(htrc17.o)
      ..."_htrcom_mp_enliq_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _suboil_ in relapo.a(suboil.o)"_htrcom_mp_fstrat_", referenced from:
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _chftab_ in relapo.a(chftab.o)"_htrcom_mp_g_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_gabs_", referenced from:
      _uncdata_mp_appwtchf_ in relapo.a(uncdata.o)
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      ..."_htrcom_mp_gamw_", referenced from:
      _ht1sst_ in relapo.a(ht1sst.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_gcrosf_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_gcross_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_ggasa_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_gliqa_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_gridk_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_gridz_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_hcond_", referenced from:
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_hd_", referenced from:
      _noncnd_ in relapo.a(noncnd.o)
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_hfg_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_hfgp_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _chfcal_ in relapo.a(chfcal.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _suboil_ in relapo.a(suboil.o)
      ..."_htrcom_mp_htcf_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _ht1sst_ in relapo.a(ht1sst.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      ..."_htrcom_mp_htcg_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _ht1sst_ in relapo.a(ht1sst.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      ..."_htrcom_mp_htcnon_", referenced from:
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_htcoef_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_htdiam_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      ..."_htrcom_mp_htgamf_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_htgamg_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_htlen_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_htlenc_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_htopta_", referenced from:
      _uncdata_mp_appwtchf_ in relapo.a(uncdata.o)
      _uncdata_mp_appwthtc_ in relapo.a(uncdata.o)
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      ..."_htrcom_mp_htqof_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      ..."_htrcom_mp_htqog_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      ..."_htrcom_mp_htqot_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_htsa_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_htzhff_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_htzhft_", referenced from:
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      ..."_htrcom_mp_htzhgg_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_htzhgp_", referenced from:
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      ..."_htrcom_mp_htzhgt_", referenced from:
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      ..."_htrcom_mp_htzht_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _prebun_ in relapo.a(prebun.o)
      ..."_htrcom_mp_ibundl_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _chftab_ in relapo.a(chftab.o)
      _htrc10_ in relapo.a(htrc10.o)
      _htrc17_ in relapo.a(htrc17.o)"_htrcom_mp_incnd_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _noncnd_ in relapo.a(noncnd.o)
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_irwt_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _chfkut_ in relapo.a(chfkut.o)"_htrcom_mp_iv1r_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_iv2r_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_iv_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      ..."_htrcom_mp_ivindx_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      _scdad5_ in scdapo.a(scdad5.o)
      ..."_htrcom_mp_mode_", referenced from:
      _uncdata_mp_appwthtc_ in relapo.a(uncdata.o)
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      ..."_htrcom_mp_pgflag_", referenced from:
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)"_htrcom_mp_pgopta_", referenced from:
      _uncdata_mp_appwtchf_ in relapo.a(uncdata.o)
      _chfcal_ in relapo.a(chfcal.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)"_htrcom_mp_pitdia_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      _htrc2_ in relapo.a(htrc2.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _scdad3_ in scdapo.a(scdad3.o)
      ..."_htrcom_mp_pr_", referenced from:
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _htrc10_ in relapo.a(htrc10.o)
      _htrc17_ in relapo.a(htrc17.o)
      _petukv_ in relapo.a(petukv.o)
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_pvblk_", referenced from:
      _noncnd_ in relapo.a(noncnd.o)
      _pintfc_ in relapo.a(pintfc.o)"_htrcom_mp_qffo_", referenced from:
      _ht1sst_ in relapo.a(ht1sst.o)
      _ht1tdp_ in relapo.a(ht1tdp.o)
      _htrc1_ in relapo.a(htrc1.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      ..."_htrcom_mp_qfgo_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _ht1sst_ in relapo.a(ht1sst.o)
      _ht1tdp_ in relapo.a(ht1tdp.o)
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      ..."_htrcom_mp_qfgox_", referenced from:
      _ht1sst_ in relapo.a(ht1sst.o)
      _ht1tdp_ in relapo.a(ht1tdp.o)
      _htcond_ in relapo.a(htcond.o)"_htrcom_mp_qfluxo_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _chfcal_ in relapo.a(chfcal.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      ..."_htrcom_mp_qualep_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _chfcal_ in relapo.a(chfcal.o)
      _prednb_ in relapo.a(prednb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _chforn_ in relapo.a(chforn.o)
      _chftab_ in relapo.a(chftab.o)"_htrcom_mp_rey_", referenced from:
      _conden_ in relapo.a(conden.o)
      _dittus_ in relapo.a(dittus.o)
      _prebun_ in relapo.a(prebun.o)
      _htrc10_ in relapo.a(htrc10.o)
      _htrc17_ in relapo.a(htrc17.o)
      _petukv_ in relapo.a(petukv.o)"_htrcom_mp_rhos_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      ..."_htrcom_mp_sathfp_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _qfhtrc_ in relapo.a(qfhtrc.o)
      _suboil_ in relapo.a(suboil.o)
      _htrc10_ in relapo.a(htrc10.o)
      _htrc17_ in relapo.a(htrc17.o)"_htrcom_mp_tf_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      ..."_htrcom_mp_thcons_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      ..."_htrcom_mp_tw_", referenced from:
      _iscdap_ in scdapo.a(iscdap.o)
      _htrc1_ in relapo.a(htrc1.o)
      _upsdrv_ in scdapo.a(upsdrv.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _htcond_ in relapo.a(htcond.o)
      ..."_htrcom_mp_viscs_", referenced from:
      _htrc1_ in relapo.a(htrc1.o)
      _conden_ in relapo.a(conden.o)
      _condn2_ in relapo.a(condn2.o)
      _dittus_ in relapo.a(dittus.o)
      _prebun_ in relapo.a(prebun.o)
      _prednb_ in relapo.a(prednb.o)
      _pstdnb_ in relapo.a(pstdnb.o)
      ...
ld: symbol(s) not found for architecture x86_64
make[1]: [relap5o.x] Error 1 (ignored)

My program compiles just fine under Linux 32bit IFC.

Why am I getting this error?