Fix re2 build error on OS X
Fix re2 build error on OS X

Review 1209 by @Tryneus

sbusso/rethinkdb,JackieXie168/rethinkdb,mbroadst/rethinkdb,JackieXie168/rethinkdb,sebadiaz/rethinkdb,dparnell/rethinkdb,urandu/rethinkdb,rrampage/rethinkdb,yakovenkodenis/rethinkdb,gavioto/rethinkdb,urandu/rethinkdb,ajose01/rethinkdb,spblightadv/rethinkdb,grandquista/rethinkdb,4talesa/rethinkdb,spblightadv/rethinkdb,bpradipt/rethinkdb,grandquista/rethinkdb,ayumilong/rethinkdb,sebadiaz/rethinkdb,wujf/rethinkdb,sontek/rethinkdb,wkennington/rethinkdb,victorbriz/rethinkdb,wkennington/rethinkdb,wojons/rethinkdb,eliangidoni/rethinkdb,catroot/rethinkdb,catroot/rethinkdb,KSanthanam/rethinkdb,bchavez/rethinkdb,matthaywardwebdesign/rethinkdb,victorbriz/rethinkdb,sbusso/rethinkdb,bchavez/rethinkdb,catroot/rethinkdb,gavioto/rethinkdb,alash3al/rethinkdb,catroot/rethinkdb,sontek/rethinkdb,gdi2290/rethinkdb,mcanthony/rethinkdb,Qinusty/rethinkdb,mbroadst/rethinkdb,captainpete/rethinkdb,spblightadv/rethinkdb,gavioto/rethinkdb,jmptrader/rethinkdb,sontek/rethinkdb,jesseditson/rethinkdb,greyhwndz/rethinkdb,Qinusty/rethinkdb,RubenKelevra/rethinkdb,mquandalle/rethinkdb,ajose01/rethinkdb,elkingtonmcb/rethinkdb,wujf/rethinkdb,gavioto/rethinkdb,sbusso/rethinkdb,marshall007/rethinkdb,bchavez/rethinkdb,pap/rethinkdb,ayumilong/rethinkdb,bpradipt/rethinkdb,robertjpayne/rethinkdb,lenstr/rethinkdb,mcanthony/rethinkdb,gdi2290/rethinkdb,matthaywardwebdesign/rethinkdb,robertjpayne/rethinkdb,JackieXie168/rethinkdb,spblightadv/rethinkdb,tempbottle/rethinkdb,lenstr/rethinkdb,4talesa/rethinkdb,mbroadst/rethinkdb,victorbriz/rethinkdb,jesseditson/rethinkdb,robertjpayne/rethinkdb,alash3al/rethinkdb,tempbottle/rethinkdb,matthaywardwebdesign/rethinkdb,rrampage/rethinkdb,niieani/rethinkdb,victorbriz/rethinkdb,losywee/rethinkdb,wkennington/rethinkdb,jmptrader/rethinkdb,sontek/rethinkdb,eliangidoni/rethinkdb,sebadiaz/rethinkdb,ajose01/rethinkdb,mbroadst/rethinkdb,KSanthanam/rethinkdb,AntouanK/rethinkdb,gdi2290/rethinkdb,Qinusty/rethinkdb,4talesa/rethinkdb,pap/rethinkdb,eliangidoni/rethinkdb,sontek/rethinkdb,wkennington/rethinkdb,sbusso/rethinkdb,gavioto/rethinkdb,RubenKelevra/rethinkdb,yaolinz/rethinkdb,losywee/rethinkdb,captainpete/rethinkdb,captainpete/rethinkdb,alash3al/rethinkdb,dparnell/rethinkdb,yakovenkodenis/rethinkdb,bpradipt/rethinkdb,ayumilong/rethinkdb,KSanthanam/rethinkdb,scripni/rethinkdb,urandu/rethinkdb,elkingtonmcb/rethinkdb,grandquista/rethinkdb,4talesa/rethinkdb,AntouanK/rethinkdb,wkennington/rethinkdb,eliangidoni/rethinkdb,ayumilong/rethinkdb,dparnell/rethinkdb,tempbottle/rethinkdb,alash3al/rethinkdb,ayumilong/rethinkdb,ajose01/rethinkdb,lenstr/rethinkdb,RubenKelevra/rethinkdb,pap/rethinkdb,JackieXie168/rethinkdb,captainpete/rethinkdb,rrampage/rethinkdb,gdi2290/rethinkdb,Qinusty/rethinkdb,scripni/rethinkdb,wkennington/rethinkdb,KSanthanam/rethinkdb,catroot/rethinkdb,mcanthony/rethinkdb,mbroadst/rethinkdb,bchavez/rethinkdb,niieani/rethinkdb,wojons/rethinkdb,jesseditson/rethinkdb,jmptrader/rethinkdb,JackieXie168/rethinkdb,bpradipt/rethinkdb,jmptrader/rethinkdb,victorbriz/rethinkdb,greyhwndz/rethinkdb,mcanthony/rethinkdb,matthaywardwebdesign/rethinkdb,Wilbeibi/rethinkdb,ayumilong/rethinkdb,yaolinz/rethinkdb,robertjpayne/rethinkdb,dparnell/rethinkdb,marshall007/rethinkdb,jesseditson/rethinkdb,Wilbeibi/rethinkdb,KSanthanam/rethinkdb,bchavez/rethinkdb,marshall007/rethinkdb,catroot/rethinkdb,niieani/rethinkdb,scripni/rethinkdb,mquandalle/rethinkdb,Qinusty/rethinkdb,gavioto/rethinkdb,pap/rethinkdb,Wilbeibi/rethinkdb,mcanthony/rethinkdb,Qinusty/rethinkdb,alash3al/rethinkdb,losywee/rethinkdb,AntouanK/rethinkdb,losywee/rethinkdb,Wilbeibi/rethinkdb,lenstr/rethinkdb,jmptrader/rethinkdb,urandu/rethinkdb,tempbottle/rethinkdb,yakovenkodenis/rethinkdb,bpradipt/rethinkdb,wujf/rethinkdb,mbroadst/rethinkdb,jesseditson/rethinkdb,Qinusty/rethinkdb,KSanthanam/rethinkdb,scripni/rethinkdb,wojons/rethinkdb,wujf/rethinkdb,greyhwndz/rethinkdb,mquandalle/rethinkdb,mbroadst/rethinkdb,AntouanK/rethinkdb,bchavez/rethinkdb,RubenKelevra/rethinkdb,jesseditson/rethinkdb,eliangidoni/rethinkdb,captainpete/rethinkdb,niieani/rethinkdb,JackieXie168/rethinkdb,eliangidoni/rethinkdb,AntouanK/rethinkdb,Wilbeibi/rethinkdb,elkingtonmcb/rethinkdb,bchavez/rethinkdb,bchavez/rethinkdb,RubenKelevra/rethinkdb,urandu/rethinkdb,scripni/rethinkdb,sebadiaz/rethinkdb,robertjpayne/rethinkdb,greyhwndz/rethinkdb,dparnell/rethinkdb,Wilbeibi/rethinkdb,AntouanK/rethinkdb,marshall007/rethinkdb,JackieXie168/rethinkdb,captainpete/rethinkdb,yakovenkodenis/rethinkdb,4talesa/rethinkdb,greyhwndz/rethinkdb,sontek/rethinkdb,mcanthony/rethinkdb,tempbottle/rethinkdb,grandquista/rethinkdb,eliangidoni/rethinkdb,sontek/rethinkdb,rrampage/rethinkdb,marshall007/rethinkdb,losywee/rethinkdb,jesseditson/rethinkdb,losywee/rethinkdb,victorbriz/rethinkdb,ayumilong/rethinkdb,wkennington/rethinkdb,dparnell/rethinkdb,greyhwndz/rethinkdb,scripni/rethinkdb,pap/rethinkdb,marshall007/rethinkdb,wojons/rethinkdb,marshall007/rethinkdb,Wilbeibi/rethinkdb,gdi2290/rethinkdb,elkingtonmcb/rethinkdb,sebadiaz/rethinkdb,yaolinz/rethin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