BUG: fix compilation with g77.
BUG: fix compilation with g77.

Was broken by PR-165; g77 misses the EPSILON intrinsic function.
This fix also reviewed on PR-165.

sonnyhu/scipy,ortylp/scipy,jseabold/scipy,zaxliu/scipy,fernand/scipy,aman-iitj/scipy,niknow/scipy,rmcgibbo/scipy,minhlongdo/scipy,Eric89GXL/scipy,mikebenfield/scipy,arokem/scipy,dch312/scipy,mortonjt/scipy,hainm/scipy,ales-erjavec/scipy,dch312/scipy,aeklant/scipy,hainm/scipy,vhaasteren/scipy,lukauskas/scipy,sriki18/scipy,maniteja123/scipy,Newman101/scipy,ChanderG/scipy,bkendzior/scipy,vanpact/scipy,petebachant/scipy,endolith/scipy,haudren/scipy,Newman101/scipy,jsilter/scipy,giorgiop/scipy,zaxliu/scipy,pbrod/scipy,matthew-brett/scipy,josephcslater/scipy,teoliphant/scipy,nmayorov/scipy,niknow/scipy,pnedunuri/scipy,pizzathief/scipy,befelix/scipy,tylerjereddy/scipy,grlee77/scipy,jamestwebber/scipy,fredrikw/scipy,anntzer/scipy,aman-iitj/scipy,endolith/scipy,woodscn/scipy,vigna/scipy,aarchiba/scipy,Dapid/scipy,scipy/scipy,giorgiop/scipy,ChanderG/scipy,Dapid/scipy,dominicelse/scipy,vigna/scipy,ales-erjavec/scipy,tylerjereddy/scipy,FRidh/scipy,Newman101/scipy,endolith/scipy,mtrbean/scipy,pbrod/scipy,ndchorley/scipy,anielsen001/scipy,Srisai85/scipy,Newman101/scipy,scipy/scipy,argriffing/scipy,newemailjdm/scipy,grlee77/scipy,matthew-brett/scipy,person142/scipy,newemailjdm/scipy,jamestwebber/scipy,gfyoung/scipy,matthew-brett/scipy,giorgiop/scipy,pbrod/scipy,rgommers/scipy,trankmichael/scipy,e-q/scipy,Kamp9/scipy,anntzer/scipy,Eric89GXL/scipy,juliantaylor/scipy,pizzathief/scipy,mortada/scipy,mdhaber/scipy,trankmichael/scipy,pyramania/scipy,jonycgn/scipy,ChanderG/scipy,gef756/scipy,woodscn/scipy,njwilson23/scipy,matthewalbani/scipy,nvoron23/scipy,befelix/scipy,cpaulik/scipy,zaxliu/scipy,zxsted/scipy,mgaitan/scipy,sauliusl/scipy,ales-erjavec/scipy,andyfaff/scipy,richardotis/scipy,ndchorley/scipy,nvoron23/scipy,sonnyhu/scipy,dch312/scipy,mgaitan/scipy,zxsted/scipy,haudren/scipy,WillieMaddox/scipy,mortonjt/scipy,pnedunuri/scipy,Kamp9/scipy,ogrisel/scipy,lukauskas/scipy,sonnyhu/scipy,ilayn/scipy,Shaswat27/scipy,ilayn/scipy,teoliphant/scipy,jjhelmus/scipy,e-q/scipy,andim/scipy,WarrenWeckesser/scipy,e-q/scipy,matthewalbani/scipy,pschella/scipy,tylerjereddy/scipy,efiring/scipy,Gillu13/scipy,pyramania/scipy,grlee77/scipy,perimosocordiae/scipy,jakevdp/scipy,piyush0609/scipy,witcxc/scipy,chatcannon/scipy,argriffing/scipy,nonhermitian/scipy,person142/scipy,jjhelmus/scipy,trankmichael/scipy,Stefan-Endres/scipy,aeklant/scipy,pnedunuri/scipy,hainm/scipy,juliantaylor/scipy,WarrenWeckesser/scipy,mdhaber/scipy,sriki18/scipy,FRidh/scipy,behzadnouri/scipy,mingwpy/scipy,vberaudi/scipy,jonycgn/scipy,arokem/scipy,fredrikw/scipy,Kamp9/scipy,mgaitan/scipy,andim/scipy,Kamp9/scipy,mhogg/scipy,andim/scipy,gertingold/scipy,Srisai85/scipy,aeklant/scipy,mdhaber/scipy,arokem/scipy,Stefan-Endres/scipy,fredrikw/scipy,lukauskas/scipy,mtrbean/scipy,Gillu13/scipy,vhaasteren/scipy,jor-/scipy,Dapid/scipy,raoulbq/scipy,ilayn/scipy,rgommers/scipy,Kamp9/scipy,mortonjt/scipy,sriki18/scipy,efiring/scipy,zerothi/scipy,mdhaber/scipy,dch312/scipy,mortada/scipy,fredrikw/scipy,andyfaff/scipy,arokem/scipy,piyush0609/scipy,niknow/scipy,njwilson23/scipy,ogrisel/scipy,scipy/scipy,mhogg/scipy,WillieMaddox/scipy,argriffing/scipy,vigna/scipy,kleskjr/scipy,vhaasteren/scipy,rmcgibbo/scipy,aman-iitj/scipy,giorgiop/scipy,jsilter/scipy,piyush0609/scipy,anielsen001/scipy,lukauskas/scipy,jsilter/scipy,mtrbean/scipy,sonnyhu/scipy,person142/scipy,efiring/scipy,sonnyhu/scipy,ortylp/scipy,raoulbq/scipy,nonhermitian/scipy,maciejkula/scipy,lukauskas/scipy,ilayn/scipy,andyfaff/scipy,vberaudi/scipy,hainm/scipy,haudren/scipy,endolith/scipy,matthewalbani/scipy,WarrenWeckesser/scipy,nmayorov/scipy,mhogg/scipy,piyush0609/scipy,mgaitan/scipy,gef756/scipy,felipebetancur/scipy,WillieMaddox/scipy,nonhermitian/scipy,bkendzior/scipy,bkendzior/scipy,dominicelse/scipy,scipy/scipy,woodscn/scipy,nonhermitian/scipy,dominicelse/scipy,jseabold/scipy,pbrod/scipy,jamestwebber/scipy,vanpact/scipy,aarchiba/scipy,sonnyhu/scipy,jjhelmus/scipy,andim/scipy,felipebetancur/scipy,petebachant/scipy,fernand/scipy,Eric89GXL/scipy,kleskjr/scipy,pizzathief/scipy,mdhaber/scipy,aarchiba/scipy,njwilson23/scipy,witcxc/scipy,mtrbean/scipy,mikebenfield/scipy,Newman101/scipy,mikebenfield/scipy,felipebetancur/scipy,kalvdans/scipy,larsmans/scipy,gdooper/scipy,zerothi/scipy,andyfaff/scipy,sargas/scipy,vanpact/scipy,newemailjdm/scipy,pizzathief/scipy,vhaasteren/scipy,juliantaylor/scipy,futurulus/scipy,minhlongdo/scipy,Kamp9/scipy,Dapid/scipy,mortonjt/scipy,ogrisel/scipy,andim/scipy,anntzer/scipy,maniteja123/scipy,zaxliu/scipy,vigna/scipy,sriki18/scipy,pschella/scipy,mingwpy/scipy,vberaudi/scipy,aman-iitj/scipy,matthewalbani/scipy,haudren/scipy,maniteja123/scipy,lhilt/scipy,jakevdp/scipy,ChanderG/scipy,Eric89GXL/scipy,kleskjr/scipy,sriki18/scipy,fredrikw/scipy,pnedunuri/scipy,Gillu13/scipy,petebachant/scipy,mtrbean/scipy,bkendzior/scipy,pbrod/scipy,Shaswat27/scipy,haudren/scipy,aeklant/scipy,petebachant/scipy,tylerjereddy/scipy,tylerjereddy/scipy,petebachant/scipy,cpaulik/scipy,efiring/scipy,anielsen001/scipy,jonycgn/scipy,grlee77/scipy,pbrod/scipy,maciejkula/scipy,larsmans/scipy,sargas/scipy,rmcgibbo/scipy,sargas/scipy,nmayorov/scipy,sargas/scipy,behzadnouri/scipy,gdooper/scipy,gertingold/scipy,richardotis/scipy,Stefan-Endres/scipy,cpaulik/scipy,behzadnouri/scipy,jakevdp/scipy,ilayn/scipy,gertingold/scipy,ChanderG/scipy,mikebenfield/scipy,vhaasteren/scipy,vhaasteren/scipy,jor-/scipy,josephcslater/scipy,apbard/scipy,matthew-brett/scipy,jjhelmus/scipy,Shaswat27/scipy,Eric89GXL/scipy,zaxliu/scipy,fernand/scipy,aman-iitj/scipy,lhilt/scipy,jonycgn/scipy,Shaswat27/scipy,rmcgibbo/scipy,nonhermitian/scipy,felipebetancur/scipy,mortada/scipy,dominicelse/scipy,mtrbean/scipy,mhogg/scipy,apbard/scipy,argriffing/scipy,ogrisel/scipy,gdooper/scipy,gdooper/scipy,perimosocordiae/scipy,sargas/scipy,mortada/scipy,trankmichael/scipy,rgommers/scipy,surhudm/scipy,rgommers/scipy,FRidh/scipy,pyramania/scipy,zerothi/scipy,gertingold/scipy,Srisai85/scipy,njwilson23/scipy,woodscn/scipy,Gillu13/scipy,chatcannon/scipy,ndchorley/scipy,chatcannon/scipy,jor-/scipy,perimosocordiae/scipy,efiring/scipy,richardotis/scipy,chatcannon/scipy,scipy/scipy,Srisai85/scipy,larsmans/scipy,Gillu13/scipy,ndchorley/scipy,befelix/scipy,vberaudi/scipy,haudren/scipy,dch312/scipy,njwilson23/scipy,pschella/scipy,fernand/scipy,piyush0609/scipy,apbard/scipy,lukauskas/scipy,ales-erjavec/scipy,zxsted/scipy,aarchiba/scipy,sauliusl/scipy,nvoron23/scipy,maciejkula/scipy,ales-erjavec/scipy,cpaulik/scipy,fernand/scipy,FRidh/scipy,WarrenWeckesser/scipy,anielsen001/scipy,surhudm/scipy,befelix/scipy,surhudm/scipy,grlee77/scipy,befelix/scipy,hainm/scipy,maniteja123/scipy,chatcannon/scipy,Stefan-Endres/scipy,zerothi/scipy,jjhelmus/scipy,surhudm/scipy,minhlongdo/scipy,zxsted/scipy,mikebenfield/scipy,kalvdans/scipy,niknow/scipy,jor-/scipy,nvoron23/scipy,kleskjr/scipy,gef756/scipy,jakevdp/scipy,vigna/scipy,piyush0609/scipy,felipebetancur/scipy,Newman101/scipy,richardotis/scipy,newemailjdm/scipy,Eric89GXL/scipy,Dapid/scipy,fernand/scipy,minhlongdo/scipy,mhogg/scipy,cpaulik/scipy,richardotis/scipy,teoliphant/scipy,nmayorov/scipy,nvoron23/scipy,sriki18/scipy,gef756/scipy,anntzer/scipy,gef756/scipy,maciejkula/scipy,apbard/scipy,teoliphant/scipy,scipy/scipy,dominicelse/scipy,josephcslater/scipy,trankmichael/scipy,perimosocordiae/scipy,person142/scipy,jonycgn/scipy,giorgiop/scipy,Shaswat27/scipy,mhogg/scipy,mingwpy/scipy,trankmichael/scipy,witcxc/scipy,jseabold/scipy,rmcgibbo/scipy,arokem/scipy,anielsen001/scipy,andyfaff/scipy,kleskjr/scipy,futurulus/scipy,endolith/scipy,surhudm/scipy,rmcgibbo/scipy,gfyoung/scipy,zxsted/scipy,gfyoung/scipy,WillieMaddox/scipy,jakevdp/scipy,gertingold/scipy,jor-/scipy,lhilt/scipy,ChanderG/scipy,ortylp/scipy,argriffing/scipy,endolith/scipy,pschella/scipy,Srisai85/scipy,kleskjr/scipy,josephcslater/scipy,juliantaylor/scipy,sauliusl/scipy,jamestwebber/scipy,larsmans/scipy,zerothi/scipy,newemailjdm/scipy,matthew-brett/scipy,minhlongdo/scipy,nvoron23/scipy,aarchiba/scipy,vberaudi/scipy,pyramania/scipy,mingwpy/scipy,jseabold/scipy,kalvdans/scipy,chatcannon/scipy,lhilt/scipy,sauliusl/scipy,mgaitan/scipy,newemailjdm/scipy,futurulus/scipy,josephcslater/scipy,futurulus/scipy,FRidh/scipy,ndchorley/scipy,zxsted/scipy,perimosocordiae/scipy,raoulbq/scipy,raoulbq/scipy,larsmans/scipy,surhudm/scipy,teoliphant/scipy,cpaulik/scipy,FRidh/scipy,richardotis/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,vanpact/scipy,witcxc/scipy,e-q/scipy,vanpact/scipy,witcxc/scipy,fredrikw/scipy,ndchorley/scipy,pnedunuri/scipy,andyfaff/scipy,behzadnouri/scipy,juliantaylor/scipy,raoulbq/scipy,mortonjt/scipy,Shaswat27/scipy,nmayorov/scipy,jseabold/scipy,aman-iitj/scipy,lhilt/scipy,efiring/scipy,behzadnouri/scipy,jseabold/scipy,pschella/scipy,raoulbq/scipy,maniteja123/scipy,petebachant/scipy,aeklant/scipy,gfyoung/scipy,ogrisel/scipy,woodscn/scipy,gdooper/scipy,matthewalbani/scipy,minhlongdo/scipy,futurulus/scipy,apbard/scipy,maniteja123/scipy,niknow/scipy,WillieMaddox/scipy,mingwpy/scipy,sauliusl/scipy,mgaitan/scipy,maciejkula/scipy,Gillu13/scipy,pyramania/scipy,vberaudi/scipy,ortylp/scipy,WillieMaddox/scipy,jonycgn/scipy,hainm/scipy,vanpact/scipy,bkendzior/scipy,mdhaber/scipy,Srisai85/scipy,anntzer/scipy,larsmans/scipy,jsilter/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,jsilter/scipy,ortylp/scipy,ilayn/scipy,person142/scipy,woodscn/scipy,anielsen001/scipy,ales-erjavec/scipy,ortylp/scipy,sauliusl/scipy,e-q/scipy,niknow/scipy,mingwpy/scipy,mortada/scipy,pnedunuri/scipy,anntzer/scipy,kalvdans/scipy,kalvdans/scipy,futurulus/scipy,pizzathief/scipy,gfyoung/scipy,Dapid/scipy,giorgiop/scipy,argriffing/scipy,mortonjt/scipy,felipebetancur/scipy,zaxliu/scipy,gef756/scipy,andim/scipy,mortada/scipy,njwilson23/scipy,jamestwebber/scipy,behzadnouri/scipy,rgommers/scipy,zerothi/scipy