BLD: separate build hook for ilp64 fortran flags
BLD: separate build hook for ilp64 fortran flags

e-q/scipy,grlee77/scipy,Stefan-Endres/scipy,vigna/scipy,Stefan-Endres/scipy,vigna/scipy,endolith/scipy,rgommers/scipy,tylerjereddy/scipy,mdhaber/scipy,Stefan-Endres/scipy,andyfaff/scipy,pizzathief/scipy,mdhaber/scipy,ilayn/scipy,pizzathief/scipy,e-q/scipy,perimosocordiae/scipy,mdhaber/scipy,perimosocordiae/scipy,nmayorov/scipy,grlee77/scipy,WarrenWeckesser/scipy,scipy/scipy,ilayn/scipy,anntzer/scipy,scipy/scipy,perimosocordiae/scipy,Eric89GXL/scipy,andyfaff/scipy,anntzer/scipy,rgommers/scipy,matthew-brett/scipy,matthew-brett/scipy,perimosocordiae/scipy,endolith/scipy,e-q/scipy,Eric89GXL/scipy,endolith/scipy,Stefan-Endres/scipy,e-q/scipy,scipy/scipy,e-q/scipy,vigna/scipy,WarrenWeckesser/scipy,zerothi/scipy,rgommers/scipy,zerothi/scipy,anntzer/scipy,vigna/scipy,mdhaber/scipy,endolith/scipy,nmayorov/scipy,andyfaff/scipy,WarrenWeckesser/scipy,anntzer/scipy,tylerjereddy/scipy,pizzathief/scipy,zerothi/scipy,endolith/scipy,vigna/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,WarrenWeckesser/scipy,Eric89GXL/scipy,Eric89GXL/scipy,grlee77/scipy,matthew-brett/scipy,perimosocordiae/scipy,mdhaber/scipy,WarrenWeckesser/scipy,anntzer/scipy,ilayn/scipy,rgommers/scipy,nmayorov/scipy,Eric89GXL/scipy,matthew-brett/scipy,andyfaff/scipy,pizzathief/scipy,Eric89GXL/scipy,grlee77/scipy,scipy/scipy,andyfaff/scipy,pizzathief/scipy,nmayorov/scipy,mdhaber/scipy,matthew-brett/scipy,zerothi/scipy,endolith/scipy,ilayn/scipy,rgommers/scipy,anntzer/scipy,scipy/scipy,ilayn/scipy,zerothi/scipy,scipy/scipy,nmayorov/scipy,ilayn/scipy,Stefan-Endres/scipy,andyfaff/scipy,zerothi/scipy,grlee77/scipy,tylerjereddy/scipy,tylerjereddy/scipy,Stefan-Endres/scipy,perimosocordiae/scipy