Add a configuration test like AC_CHECK_FUNCS_ONCE.
Add a configuration test like AC_CHECK_FUNCS_ONCE.

musically-ut/numpy,endolith/numpy,tdsmith/numpy,ssanderson/numpy,ViralLeadership/numpy,MaPePeR/numpy,abalkin/numpy,mortada/numpy,stuarteberg/numpy,rajathkumarmp/numpy,pyparallel/numpy,ddasilva/numpy,ssanderson/numpy,GaZ3ll3/numpy,pizzathief/numpy,solarjoe/numpy,BabeNovelty/numpy,pyparallel/numpy,WarrenWeckesser/numpy,madphysicist/numpy,nbeaver/numpy,larsmans/numpy,anntzer/numpy,rajathkumarmp/numpy,dato-code/numpy,Dapid/numpy,pizzathief/numpy,jonathanunderwood/numpy,SunghanKim/numpy,rajathkumarmp/numpy,mindw/numpy,abalkin/numpy,Linkid/numpy,rhythmsosad/numpy,andsor/numpy,utke1/numpy,sonnyhu/numpy,rajathkumarmp/numpy,simongibbons/numpy,immerrr/numpy,numpy/numpy-refactor,pbrod/numpy,behzadnouri/numpy,kirillzhuravlev/numpy,anntzer/numpy,yiakwy/numpy,gmcastil/numpy,BMJHayward/numpy,matthew-brett/numpy,BabeNovelty/numpy,astrofrog/numpy,moreati/numpy,charris/numpy,b-carter/numpy,SiccarPoint/numpy,simongibbons/numpy,endolith/numpy,astrofrog/numpy,numpy/numpy,rgommers/numpy,ajdawson/numpy,MSeifert04/numpy,MichaelAquilina/numpy,ContinuumIO/numpy,mattip/numpy,grlee77/numpy,dwf/numpy,astrofrog/numpy,kiwifb/numpy,musically-ut/numpy,KaelChen/numpy,rgommers/numpy,seberg/numpy,astrofrog/numpy,endolith/numpy,drasmuss/numpy,ekalosak/numpy,dch312/numpy,cjermain/numpy,yiakwy/numpy,Yusa95/numpy,hainm/numpy,bmorris3/numpy,kiwifb/numpy,embray/numpy,kirillzhuravlev/numpy,ChristopherHogan/numpy,pizzathief/numpy,Anwesh43/numpy,matthew-brett/numpy,gmcastil/numpy,mindw/numpy,b-carter/numpy,embray/numpy,sonnyhu/numpy,stefanv/numpy,tynn/numpy,leifdenby/numpy,bmorris3/numpy,ekalosak/numpy,jschueller/numpy,grlee77/numpy,ekalosak/numpy,sinhrks/numpy,utke1/numpy,rherault-insa/numpy,ahaldane/numpy,dwillmer/numpy,WillieMaddox/numpy,Eric89GXL/numpy,hainm/numpy,ewmoore/numpy,jankoslavic/numpy,jschueller/numpy,gfyoung/numpy,ewmoore/numpy,mortada/numpy,rherault-insa/numpy,ChristopherHogan/numpy,stefanv/numpy,ajdawson/numpy,Srisai85/numpy,bertrand-l/numpy,GrimDerp/numpy,mingwpy/numpy,brandon-rhodes/numpy,dwillmer/numpy,ekalosak/numpy,ESSS/numpy,mindw/numpy,joferkington/numpy,empeeu/numpy,dch312/numpy,pelson/numpy,rgommers/numpy,BMJHayward/numpy,ogrisel/numpy,solarjoe/numpy,mathdd/numpy,shoyer/numpy,mortada/numpy,mathdd/numpy,naritta/numpy,bertrand-l/numpy,mingwpy/numpy,SunghanKim/numpy,dato-code/numpy,rmcgibbo/numpy,Eric89GXL/numpy,pizzathief/numpy,embray/numpy,jakirkham/numpy,rudimeier/numpy,WillieMaddox/numpy,Linkid/numpy,jorisvandenbossche/numpy,skymanaditya1/numpy,ContinuumIO/numpy,behzadnouri/numpy,CMartelLML/numpy,Eric89GXL/numpy,GaZ3ll3/numpy,jorisvandenbossche/numpy,WarrenWeckesser/numpy,jakirkham/numpy,shoyer/numpy,numpy/numpy,mathdd/numpy,sinhrks/numpy,grlee77/numpy,sigma-random/numpy,chatcannon/numpy,ogrisel/numpy,githubmlai/numpy,cjermain/numpy,Anwesh43/numpy,leifdenby/numpy,ssanderson/numpy,argriffing/numpy,stefanv/numpy,Yusa95/numpy,felipebetancur/numpy,pdebuyl/numpy,bringingheavendown/numpy,brandon-rhodes/numpy,ESSS/numpy,MSeifert04/numpy,tacaswell/numpy,mwiebe/numpy,MichaelAquilina/numpy,WarrenWeckesser/numpy,dwf/numpy,chatcannon/numpy,Srisai85/numpy,jorisvandenbossche/numpy,pelson/numpy,Dapid/numpy,larsmans/numpy,chatcannon/numpy,felipebetancur/numpy,GrimDerp/numpy,jankoslavic/numpy,pbrod/numpy,has2k1/numpy,matthew-brett/numpy,AustereCuriosity/numpy,ChanderG/numpy,KaelChen/numpy,dwf/numpy,ContinuumIO/numpy,dimasad/numpy,empeeu/numpy,pbrod/numpy,bringingheavendown/numpy,madphysicist/numpy,ahaldane/numpy,GrimDerp/numpy,rgommers/numpy,b-carter/numpy,SiccarPoint/numpy,brandon-rhodes/numpy,ChristopherHogan/numpy,KaelChen/numpy,ogrisel/numpy,ChristopherHogan/numpy,ChanderG/numpy,madphysicist/numpy,skwbc/numpy,joferkington/numpy,BabeNovelty/numpy,skwbc/numpy,MichaelAquilina/numpy,sonnyhu/numpy,tacaswell/numpy,dwf/numpy,KaelChen/numpy,gfyoung/numpy,mortada/numpy,skwbc/numpy,immerrr/numpy,GaZ3ll3/numpy,maniteja123/numpy,jonathanunderwood/numpy,groutr/numpy,moreati/numpy,abalkin/numpy,mattip/numpy,pbrod/numpy,rmcgibbo/numpy,sigma-random/numpy,dch312/numpy,Linkid/numpy,ogrisel/numpy,anntzer/numpy,numpy/numpy-refactor,cjermain/numpy,Anwesh43/numpy,mingwpy/numpy,dimasad/numpy,larsmans/numpy,ahaldane/numpy,numpy/numpy-refactor,rherault-insa/numpy,ESSS/numpy,Srisai85/numpy,jorisvandenbossche/numpy,ewmoore/numpy,MSeifert04/numpy,mattip/numpy,cowlicks/numpy,Anwesh43/numpy,BMJHayward/numpy,ChanderG/numpy,WarrenWeckesser/numpy,AustereCuriosity/numpy,chiffa/numpy,nguyentu1602/numpy,tacaswell/numpy,sinhrks/numpy,skymanaditya1/numpy,pelson/numpy,kirillzhuravlev/numpy,gfyoung/numpy,chiffa/numpy,tdsmith/numpy,immerrr/numpy,drasmuss/numpy,madphysicist/numpy,Linkid/numpy,seberg/numpy,groutr/numpy,pdebuyl/numpy,GrimDerp/numpy,ajdawson/numpy,dwf/numpy,bmorris3/numpy,cowlicks/numpy,charris/numpy,charris/numpy,ahaldane/numpy,chiffa/numpy,MaPePeR/numpy,dch312/numpy,NextThought/pypy-numpy,embray/numpy,nbeaver/numpy,rmcgibbo/numpy,mhvk/numpy,felipebetancur/numpy,ajdawson/numpy,ewmoore/numpy,skymanaditya1/numpy,joferkington/numpy,mathdd/numpy,stuarteberg/numpy,rhythmsosad/numpy,BabeNovelty/numpy,endolith/numpy,ogrisel/numpy,rudimeier/numpy,trankmichael/numpy,githubmlai/numpy,MaPePeR/numpy,numpy/numpy,SiccarPoint/numpy,groutr/numpy,nbeaver/numpy,embray/numpy,has2k1/numpy,has2k1/numpy,CMartelLML/numpy,shoyer/numpy,empeeu/numpy,nguyentu1602/numpy,shoyer/numpy,tynn/numpy,kiwifb/numpy,pizzathief/numpy,jankoslavic/numpy,sinhrks/numpy,ddasilva/numpy,hainm/numpy,jonathanunderwood/numpy,grlee77/numpy,empeeu/numpy,mwiebe/numpy,dato-code/numpy,stefanv/numpy,ChanderG/numpy,mhvk/numpy,astrofrog/numpy,bertrand-l/numpy,Dapid/numpy,trankmichael/numpy,stuarteberg/numpy,CMartelLML/numpy,ddasilva/numpy,ViralLeadership/numpy,WarrenWeckesser/numpy,yiakwy/numpy,joferkington/numpy,grlee77/numpy,hainm/numpy,pdebuyl/numpy,jschueller/numpy,MSeifert04/numpy,argriffing/numpy,dwillmer/numpy,mhvk/numpy,skymanaditya1/numpy,sigma-random/numpy,tynn/numpy,charris/numpy,naritta/numpy,NextThought/pypy-numpy,pelson/numpy,kirillzhuravlev/numpy,behzadnouri/numpy,trankmichael/numpy,drasmuss/numpy,utke1/numpy,sonnyhu/numpy,seberg/numpy,Yusa95/numpy,mingwpy/numpy,pbrod/numpy,andsor/numpy,naritta/numpy,jakirkham/numpy,immerrr/numpy,stefanv/numpy,maniteja123/numpy,Yusa95/numpy,yiakwy/numpy,pyparallel/numpy,mwiebe/numpy,cjermain/numpy,CMartelLML/numpy,jakirkham/numpy,solarjoe/numpy,has2k1/numpy,rudimeier/numpy,rhythmsosad/numpy,simongibbons/numpy,ahaldane/numpy,jakirkham/numpy,leifdenby/numpy,dimasad/numpy,jschueller/numpy,mhvk/numpy,simongibbons/numpy,trankmichael/numpy,matthew-brett/numpy,MaPePeR/numpy,simongibbons/numpy,GaZ3ll3/numpy,rhythmsosad/numpy,githubmlai/numpy,jorisvandenbossche/numpy,anntzer/numpy,larsmans/numpy,WillieMaddox/numpy,SiccarPoint/numpy,musically-ut/numpy,NextThought/pypy-numpy,andsor/numpy,njase/numpy,AustereCuriosity/numpy,nguyentu1602/numpy,jankoslavic/numpy,matthew-brett/numpy,gmcastil/numpy,shoyer/numpy,numpy/numpy-refactor,cowlicks/numpy,numpy/numpy,rmcgibbo/numpy,mattip/numpy,tdsmith/numpy,githubmlai/numpy,cowlicks/numpy,BMJHayward/numpy,argriffing/numpy,pelson/numpy,naritta/numpy,nguyentu1602/numpy,seberg/numpy,musically-ut/numpy,njase/numpy,brandon-rhodes/numpy,MSeifert04/numpy,numpy/numpy-refactor,maniteja123/numpy,SunghanKim/numpy,dato-code/numpy,Srisai85/numpy,moreati/numpy,mhvk/numpy,njase/numpy,dwillmer/numpy,tdsmith/numpy,pdebuyl/numpy,MichaelAquilina/numpy,SunghanKim/numpy,dimasad/numpy,rudimeier/numpy,stuarteberg/numpy,ewmoore/numpy,madphysicist/numpy,NextThought/pypy-numpy,bmorris3/numpy,bringingheavendown/numpy,Eric89GXL/numpy,felipebetancur/numpy,sigma-random/numpy,ViralLeadership/numpy,andsor/numpy,mindw/numpy