fix cross-platform issue with a "which" test.
fix cross-platform issue with a "which" test.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@12520 27541ba8-7e3a-0410-8455-c3a389f83636

veprbl/root,abhinavmoudgil95/root,Duraznos/root,gbitzes/root,abhinavmoudgil95/root,ffurano/root5,0x0all/ROOT,lgiommi/root,mattkretz/root,omazapa/root,BerserkerTroll/root,davidlt/root,simonpf/root,omazapa/root,agarciamontoro/root,nilqed/root,tc3t/qoot,arch1tect0r/root,lgiommi/root,beniz/root,veprbl/root,satyarth934/root,simonpf/root,karies/root,gbitzes/root,sirinath/root,agarciamontoro/root,abhinavmoudgil95/root,krafczyk/root,abhinavmoudgil95/root,vukasinmilosevic/root,pspe/root,veprbl/root,alexschlueter/cern-root,Duraznos/root,root-mirror/root,vukasinmilosevic/root,omazapa/root-old,smarinac/root,dfunke/root,mhuwiler/rootauto,agarciamontoro/root,sirinath/root,perovic/root,zzxuanyuan/root-compressor-dummy,georgtroska/root,beniz/root,buuck/root,esakellari/root,tc3t/qoot,esakellari/my_root_for_test,thomaskeck/root,pspe/root,beniz/root,sirinath/root,dfunke/root,lgiommi/root,BerserkerTroll/root,pspe/root,Y--/root,strykejern/TTreeReader,dfunke/root,nilqed/root,gbitzes/root,zzxuanyuan/root,omazapa/root-old,dfunke/root,gbitzes/root,omazapa/root,beniz/root,omazapa/root,mhuwiler/rootauto,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy,olifre/root,Y--/root,karies/root,esakellari/my_root_for_test,arch1tect0r/root,kirbyherm/root-r-tools,gganis/root,mhuwiler/rootauto,buuck/root,gbitzes/root,strykejern/TTreeReader,tc3t/qoot,gganis/root,bbockelm/root,mkret2/root,mattkretz/root,karies/root,kirbyherm/root-r-tools,jrtomps/root,omazapa/root,0x0all/ROOT,bbockelm/root,sawenzel/root,BerserkerTroll/root,zzxuanyuan/root-compressor-dummy,thomaskeck/root,omazapa/root,evgeny-boger/root,omazapa/root-old,mattkretz/root,pspe/root,vukasinmilosevic/root,karies/root,sirinath/root,georgtroska/root,omazapa/root-old,buuck/root,Dr15Jones/root,esakellari/root,arch1tect0r/root,mattkretz/root,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy,sirinath/root,buuck/root,karies/root,strykejern/TTreeReader,omazapa/root,mkret2/root,ffurano/root5,perovic/root,agarciamontoro/root,sbinet/cxx-root,olifre/root,esakellari/root,gganis/root,mkret2/root,gganis/root,kirbyherm/root-r-tools,root-mirror/root,beniz/root,agarciamontoro/root,dfunke/root,esakellari/root,zzxuanyuan/root-compressor-dummy,tc3t/qoot,esakellari/root,Duraznos/root,0x0all/ROOT,krafczyk/root,mattkretz/root,smarinac/root,arch1tect0r/root,arch1tect0r/root,georgtroska/root,olifre/root,ffurano/root5,Duraznos/root,esakellari/my_root_for_test,BerserkerTroll/root,sirinath/root,lgiommi/root,omazapa/root,jrtomps/root,jrtomps/root,omazapa/root-old,lgiommi/root,thomaskeck/root,Y--/root,sirinath/root,root-mirror/root,zzxuanyuan/root-compressor-dummy,olifre/root,buuck/root,sbinet/cxx-root,bbockelm/root,abhinavmoudgil95/root,sawenzel/root,omazapa/root,nilqed/root,nilqed/root,krafczyk/root,sbinet/cxx-root,thomaskeck/root,gbitzes/root,BerserkerTroll/root,satyarth934/root,cxx-hep/root-cern,mkret2/root,Dr15Jones/root,Duraznos/root,CristinaCristescu/root,buuck/root,omazapa/root-old,kirbyherm/root-r-tools,BerserkerTroll/root,ffurano/root5,sawenzel/root,strykejern/TTreeReader,buuck/root,smarinac/root,davidlt/root,esakellari/root,beniz/root,tc3t/qoot,zzxuanyuan/root,perovic/root,root-mirror/root,esakellari/my_root_for_test,sbinet/cxx-root,karies/root,bbockelm/root,abhinavmoudgil95/root,esakellari/my_root_for_test,Dr15Jones/root,lgiommi/root,smarinac/root,dfunke/root,bbockelm/root,evgeny-boger/root,nilqed/root,alexschlueter/cern-root,vukasinmilosevic/root,jrtomps/root,thomaskeck/root,abhinavmoudgil95/root,sawenzel/root,gganis/root,agarciamontoro/root,esakellari/my_root_for_test,simonpf/root,simonpf/root,CristinaCristescu/root,simonpf/root,cxx-hep/root-cern,agarciamontoro/root,esakellari/my_root_for_test,Y--/root,davidlt/root,Y--/root,gbitzes/root,zzxuanyuan/root-compressor-dummy,buuck/root,buuck/root,davidlt/root,abhinavmoudgil95/root,0x0all/ROOT,abhinavmoudgil95/root,georgtroska/root,sawenzel/root,sawenzel/root,veprbl/root,Duraznos/root,gbitzes/root,BerserkerTroll/root,mhuwiler/rootauto,gbitzes/root,Dr15Jones/root,davidlt/root,mhuwiler/rootauto,gganis/root,mhuwiler/rootauto,dfunke/root,satyarth934/root,simonpf/root,perovic/root,kirbyherm/root-r-tools,arch1tect0r/root,buuck/root,pspe/root,krafczyk/root,Dr15Jones/root,omazapa/root-old,jrtomps/root,0x0all/ROOT,strykejern/TTreeReader,thomaskeck/root,vukasinmilosevic/root,mkret2/root,veprbl/root,CristinaCristescu/root,krafczyk/root,omazapa/root-old,kirbyherm/root-r-tools,omazapa/root,agarciamontoro/root,thomaskeck/root,esakellari/root,mkret2/root,lgiommi/root,BerserkerTroll/root,agarciamontoro/root,vukasinmilosevic/root,ffurano/root5,Duraznos/root,davidlt/root,vukasinmilosevic/root,esakellari/my_root_for_test,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root,Duraznos/root,mattkretz/root,esakellari/my_root_for_test,cxx-hep/root-cern,zzxuanyuan/root,sbinet/cxx-root,mattkretz/root,krafczyk/root,pspe/root,tc3t/qoot,nilqed/root,zzxuanyuan/root,beniz/root,arch1tect0r/root,CristinaCristescu/root,root-mirror/root,evgeny-boger/root,jrtomps/root,bbockelm/root,lgiommi/root,sirinath/root,karies/root,zzxuanyuan/root,jrtomps/root,CristinaCristescu/root,perovic/root,agarciamontoro/root,esakellari/root,alexschlueter/cern-root,dfunke/root,0x0all/ROOT,root-mirror/root,Duraznos/root,bbockelm/root,krafczyk/root,arch1tect0r/root,gganis/root,mhuwiler/rootauto,evgeny-boger/root,CristinaCristescu/root,perovic/root,abhinavmoudgil95/root,georgtroska/root,zzxuanyuan/root,Y--/root,zzxuanyuan/root,CristinaCristescu/root,sbinet/cxx-root,sbinet/cxx-root,jrtomps/root,esakellari/my_root_for_test,sbinet/cxx-root,alexschlueter/cern-root,sawenzel/root,davidlt/root,omazapa/root,georgtroska/root,simonpf/root,0x0all/ROOT,BerserkerTroll/root,mkret2/root,root-mirror/root,mkret2/root,nilqed/root,Y--/root,vukasinmilosevic/root,satyarth934/root,lgiommi/root,BerserkerTroll/root,mattkretz/root,nilqed/root,vukasinmilosevic/root,cxx-hep/root-cern,thomaskeck/root,vukasinmilosevic/root,gbitzes/root,davidlt/root,zzxuanyuan/root-compressor-dummy,gganis/root,davidlt/root,perovic/root,satyarth934/root,gganis/root,buuck/root,satyarth934/root,veprbl/root,tc3t/qoot,nilqed/root,root-mirror/root,arch1tect0r/root,Dr15Jones/root,beniz/root,olifre/root,sirinath/root,Duraznos/root,sawenzel/root,cxx-hep/root-cern,pspe/root,esakellari/root,root-mirror/root,strykejern/TTreeReader,davidlt/root,smarinac/root,tc3t/qoot,mattkretz/root,Duraznos/root,perovic/root,simonpf/root,CristinaCristescu/root,Y--/root,arch1tect0r/root,beniz/root,satyarth934/root,krafczyk/root,veprbl/root,mhuwiler/rootauto,nilqed/root,Y--/root,perovic/root,evgeny-boger/root,simonpf/root,ffurano/root5,veprbl/root,olifre/root,zzxuanyuan/root,sawenzel/root,esakellari/root,sirinath/root,sbinet/cxx-root,zzxuanyuan/root,0x0all/ROOT,pspe/root,lgiommi/root,karies/root,satyarth934/root,mkret2/root,satyarth934/root,simonpf/root,jrtomps/root,evgeny-boger/root,georgtroska/root,abhinavmoudgil95/root,veprbl/root,olifre/root,omazapa/root-old,veprbl/root,olifre/root,mhuwiler/rootauto,alexschlueter/cern-root,sawenzel/root,tc3t/qoot,zzxuanyuan/root-compressor-dummy,jrtomps/root,Y--/root,BerserkerTroll/root,zzxuanyuan/root,lgiommi/root,smarinac/root,bbockelm/root,georgtroska/root,root-mirror/root,evgeny-boger/root,perovic/root,olifre/root,georgtroska/root,dfunke/root,cxx-hep/root-cern,vukasinmilosevic/root,gganis/root,smarinac/root,root-mirror/root,alexschlueter/cern-root,ffurano/root5,thomaskeck/root,cxx-hep/root-cern,smarinac/root,krafczyk/root,beniz/root,olifre/root,sbinet/cxx-root,esakellari/root,sirinath/root,sbinet/cxx-root,dfunke/root,georgtroska/root,mkret2/root,veprbl/root,krafczyk/root,sawenzel/root,mhuwiler/rootauto,pspe/root,strykejern/TTreeReader,thomaskeck/root,krafczyk/root,mhuwiler/rootauto,alexschlueter/cern-root,mattkretz/root,0x0all/ROOT,bbockelm/root,perovic/root,jrtomps/root,nilqed/root,smarinac/root,karies/root,cxx-hep/root-cern,evgeny-boger/root,mkret2/root,bbockelm/root,Y--/root,bbockelm/root,arch1tect0r/root,omazapa/root-old,smarinac/root,georgtroska/root,evgeny-boger/root,simonpf/root,tc3t/qoot,satyarth934/root,pspe/root,dfunke/root,kirbyherm/root-r-tools,beniz/root,pspe/root,davidlt/root,zzxuanyuan/root,gganis/root,gbitzes/root,Dr15Jones/root,evgeny-boger/root,satyarth934/root,evgeny-boger/root,karies/root,omazapa/root-old,agarciamontoro/root,olifre/root,karies/root,mattkretz/root,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy