Remove the HAVE_SETITIMER_VIRTUAL configure test
Remove the HAVE_SETITIMER_VIRTUAL configure test

We no longer actually use ITIMER_VIRTUAL anyway

GaloisInc/halvm-ghc,mettekou/ghc,christiaanb/ghc,siddhanathan/ghc,acowley/ghc,ezyang/ghc,green-haskell/ghc,AlexanderPankiv/ghc,gcampax/ghc,hferreiro/replay,oldmanmike/ghc,fmthoma/ghc,lukexi/ghc-7.8-arm64,olsner/ghc,ryantm/ghc,olsner/ghc,mettekou/ghc,nushio3/ghc,fmthoma/ghc,lukexi/ghc-7.8-arm64,lukexi/ghc,tibbe/ghc,christiaanb/ghc,AlexanderPankiv/ghc,mcschroeder/ghc,acowley/ghc,fmthoma/ghc,tjakway/ghcjvm,frantisekfarka/ghc-dsi,nkaretnikov/ghc,mettekou/ghc,mcschroeder/ghc,GaloisInc/halvm-ghc,ghc-android/ghc,snoyberg/ghc,christiaanb/ghc,gridaphobe/ghc,sgillespie/ghc,ghc-android/ghc,TomMD/ghc,mfine/ghc,shlevy/ghc,nkaretnikov/ghc,frantisekfarka/ghc-dsi,vTurbine/ghc,TomMD/ghc,forked-upstream-packages-for-ghcjs/ghc,gcampax/ghc,urbanslug/ghc,AlexanderPankiv/ghc,gcampax/ghc,mfine/ghc,anton-dessiatov/ghc,tjakway/ghcjvm,christiaanb/ghc,urbanslug/ghc,christiaanb/ghc,da-x/ghc,green-haskell/ghc,lukexi/ghc-7.8-arm64,wxwxwwxxx/ghc,christiaanb/ghc,sdiehl/ghc,wxwxwwxxx/ghc,tjakway/ghcjvm,bitemyapp/ghc,oldmanmike/ghc,gcampax/ghc,da-x/ghc,nushio3/ghc,hferreiro/replay,sdiehl/ghc,fmthoma/ghc,ghc-android/ghc,frantisekfarka/ghc-dsi,shlevy/ghc,sgillespie/ghc,sgillespie/ghc,ekmett/ghc,forked-upstream-packages-for-ghcjs/ghc,anton-dessiatov/ghc,oldmanmike/ghc,wxwxwwxxx/ghc,lukexi/ghc,ryantm/ghc,lukexi/ghc-7.8-arm64,jstolarek/ghc,holzensp/ghc,GaloisInc/halvm-ghc,ezyang/ghc,urbanslug/ghc,spacekitteh/smcghc,christiaanb/ghc,spacekitteh/smcghc,sgillespie/ghc,da-x/ghc,ezyang/ghc,gcampax/ghc,mcschroeder/ghc,ezyang/ghc,sgillespie/ghc,ryantm/ghc,mcschroeder/ghc,vTurbine/ghc,spacekitteh/smcghc,GaloisInc/halvm-ghc,shlevy/ghc,oldmanmike/ghc,da-x/ghc,ryantm/ghc,tjakway/ghcjvm,anton-dessiatov/ghc,ml9951/ghc,tibbe/ghc,green-haskell/ghc,wxwxwwxxx/ghc,sdiehl/ghc,da-x/ghc,wxwxwwxxx/ghc,ghc-android/ghc,anton-dessiatov/ghc,mettekou/ghc,nushio3/ghc,holzensp/ghc,mfine/ghc,holzensp/ghc,gridaphobe/ghc,acowley/ghc,olsner/ghc,ml9951/ghc,tibbe/ghc,siddhanathan/ghc,ezyang/ghc,acowley/ghc,gridaphobe/ghc,hferreiro/replay,urbanslug/ghc,lukexi/ghc-7.8-arm64,TomMD/ghc,shlevy/ghc,nathyong/microghc-ghc,oldmanmike/ghc,ml9951/ghc,ghc-android/ghc,tibbe/ghc,nkaretnikov/ghc,ml9951/ghc,vikraman/ghc,ml9951/ghc,mfine/ghc,ekmett/ghc,mettekou/ghc,urbanslug/ghc,green-haskell/ghc,GaloisInc/halvm-ghc,AlexanderPankiv/ghc,gridaphobe/ghc,wxwxwwxxx/ghc,ghc-android/ghc,nkaretnikov/ghc,snoyberg/ghc,AlexanderPankiv/ghc,ezyang/ghc,hferreiro/replay,acowley/ghc,nushio3/ghc,ekmett/ghc,holzensp/ghc,spacekitteh/smcghc,da-x/ghc,siddhanathan/ghc,ekmett/ghc,frantisekfarka/ghc-dsi,siddhanathan/ghc,ezyang/ghc,fmthoma/ghc,olsner/ghc,vikraman/ghc,holzensp/ghc,GaloisInc/halvm-ghc,siddhanathan/ghc,tjakway/ghcjvm,shlevy/ghc,forked-upstream-packages-for-ghcjs/ghc,forked-upstream-packages-for-ghcjs/ghc,tibbe/ghc,vTurbine/ghc,GaloisInc/halvm-ghc,vTurbine/ghc,elieux/ghc,acowley/ghc,mfine/ghc,vikraman/ghc,TomMD/ghc,jstolarek/ghc,olsner/ghc,shlevy/ghc,vikraman/ghc,nathyong/microghc-ghc,mfine/ghc,nushio3/ghc,nathyong/microghc-ghc,snoyberg/ghc,snoyberg/ghc,AlexanderPankiv/ghc,ghc-android/ghc,frantisekfarka/ghc-dsi,TomMD/ghc,elieux/ghc,green-haskell/ghc,nkaretnikov/ghc,vikraman/ghc,mcschroeder/ghc,nathyong/microghc-ghc,vTurbine/ghc,nathyong/microghc-ghc,gridaphobe/ghc,siddhanathan/ghc,lukexi/ghc,forked-upstream-packages-for-ghcjs/ghc,AlexanderPankiv/ghc,mcschroeder/ghc,shlevy/ghc,mettekou/ghc,nkaretnikov/ghc,wxwxwwxxx/ghc,gcampax/ghc,tjakway/ghcjvm,gridaphobe/ghc,ml9951/ghc,anton-dessiatov/ghc,mfine/ghc,siddhanathan/ghc,snoyberg/ghc,sdiehl/ghc,elieux/ghc,nathyong/microghc-ghc,vikraman/ghc,acowley/ghc,ml9951/ghc,anton-dessiatov/ghc,hferreiro/replay,nushio3/ghc,oldmanmike/ghc,jstolarek/ghc,sgillespie/ghc,nkaretnikov/ghc,forked-upstream-packages-for-ghcjs/ghc,gcampax/ghc,bitemyapp/ghc,vikraman/ghc,anton-dessiatov/ghc,fmthoma/ghc,mcschroeder/ghc,da-x/ghc,mettekou/ghc,nathyong/microghc-ghc,bitemyapp/ghc,forked-upstream-packages-for-ghcjs/ghc,elieux/ghc,jstolarek/ghc,fmthoma/ghc,sdiehl/ghc,ekmett/ghc,jstolarek/ghc,oldmanmike/ghc,ryantm/ghc,olsner/ghc,vTurbine/ghc,elieux/ghc,tjakway/ghcjvm,urbanslug/ghc,vTurbine/ghc,sdiehl/ghc,snoyberg/ghc,elieux/ghc,spacekitteh/smcghc,ml9951/ghc,olsner/ghc,TomMD/ghc,nushio3/ghc,hferreiro/replay,lukexi/ghc,bitemyapp/ghc,snoyberg/ghc,hferreiro/replay,lukexi/ghc,urbanslug/ghc,elieux/ghc,sdiehl/ghc,gridaphobe/ghc,sgillespie/ghc,TomMD/ghc,bitemyapp/ghc