Fix another Mac OS warning
Fix another Mac OS warning

JackLian/rocksdb,fengshao0907/rocksdb,wat-ze-hex/rocksdb,fengshao0907/rocksdb,NickCis/rocksdb,tizzybec/rocksdb,wskplho/rocksdb,fengshao0907/rocksdb,tschottdorf/rocksdb,wenduo/rocksdb,Andymic/rocksdb,wat-ze-hex/rocksdb,Vaisman/rocksdb,dkorolev/rocksdb,alihalabyah/rocksdb,norton/rocksdb,RyanTech/rocksdb,JoeWoo/rocksdb,tschottdorf/rocksdb,JoeWoo/rocksdb,siddhartharay007/rocksdb,JackLian/rocksdb,Applied-Duality/rocksdb,flabby/rocksdb,makelivedotnet/rocksdb,bbiao/rocksdb,alihalabyah/rocksdb,Andymic/rocksdb,SunguckLee/RocksDB,Applied-Duality/rocksdb,siddhartharay007/rocksdb,anagav/rocksdb,mbarbon/rocksdb,IMCG/RcoksDB,wlqGit/rocksdb,rDSN-Projects/rocksdb.replicated,Applied-Duality/rocksdb,SunguckLee/RocksDB,hobinyoon/rocksdb,ryneli/rocksdb,wlqGit/rocksdb,zhangpng/rocksdb,anagav/rocksdb,wat-ze-hex/rocksdb,wat-ze-hex/rocksdb,ryneli/rocksdb,siddhartharay007/rocksdb,SunguckLee/RocksDB,bbiao/rocksdb,facebook/rocksdb,ylong/rocksdb,lgscofield/rocksdb,zhangpng/rocksdb,wlqGit/rocksdb,JohnPJenkins/rocksdb,luckywhu/rocksdb,tsheasha/rocksdb,msb-at-yahoo/rocksdb,geraldoandradee/rocksdb,flabby/rocksdb,wat-ze-hex/rocksdb,zhangpng/rocksdb,virtdb/rocksdb,dkorolev/rocksdb,sorphi/rocksdb,zhangpng/rocksdb,tschottdorf/rocksdb,facebook/rocksdb,norton/rocksdb,norton/rocksdb,bbiao/rocksdb,makelivedotnet/rocksdb,amyvmiwei/rocksdb,norton/rocksdb,mbarbon/rocksdb,ryneli/rocksdb,tizzybec/rocksdb,RyanTech/rocksdb,anagav/rocksdb,makelivedotnet/rocksdb,OverlordQ/rocksdb,Andymic/rocksdb,JohnPJenkins/rocksdb,virtdb/rocksdb,sorphi/rocksdb,temicai/rocksdb,jalexanderqed/rocksdb,alihalabyah/rocksdb,Vaisman/rocksdb,vashstorm/rocksdb,caijieming-baidu/rocksdb,mbarbon/rocksdb,alihalabyah/rocksdb,Vaisman/rocksdb,RyanTech/rocksdb,amyvmiwei/rocksdb,temicai/rocksdb,facebook/rocksdb,temicai/rocksdb,ylong/rocksdb,anagav/rocksdb,geraldoandradee/rocksdb,rDSN-Projects/rocksdb.replicated,wenduo/rocksdb,biddyweb/rocksdb,wenduo/rocksdb,fengshao0907/rocksdb,facebook/rocksdb,skunkwerks/rocksdb,JohnPJenkins/rocksdb,facebook/rocksdb,sorphi/rocksdb,amyvmiwei/rocksdb,skunkwerks/rocksdb,luckywhu/rocksdb,facebook/rocksdb,ylong/rocksdb,siddhartharay007/rocksdb,wskplho/rocksdb,flabby/rocksdb,OverlordQ/rocksdb,luckywhu/rocksdb,alihalabyah/rocksdb,tsheasha/rocksdb,RyanTech/rocksdb,sorphi/rocksdb,JoeWoo/rocksdb,vmx/rocksdb,lgscofield/rocksdb,vmx/rocksdb,luckywhu/rocksdb,hobinyoon/rocksdb,jalexanderqed/rocksdb,geraldoandradee/rocksdb,JoeWoo/rocksdb,temicai/rocksdb,mbarbon/rocksdb,RyanTech/rocksdb,JohnPJenkins/rocksdb,biddyweb/rocksdb,tsheasha/rocksdb,tizzybec/rocksdb,dkorolev/rocksdb,Andymic/rocksdb,hobinyoon/rocksdb,tschottdorf/rocksdb,geraldoandradee/rocksdb,tsheasha/rocksdb,flabby/rocksdb,temicai/rocksdb,NickCis/rocksdb,facebook/rocksdb,skunkwerks/rocksdb,virtdb/rocksdb,anagav/rocksdb,JohnPJenkins/rocksdb,caijieming-baidu/rocksdb,OverlordQ/rocksdb,Andymic/rocksdb,vashstorm/rocksdb,NickCis/rocksdb,norton/rocksdb,jalexanderqed/rocksdb,bbiao/rocksdb,caijieming-baidu/rocksdb,bbiao/rocksdb,vashstorm/rocksdb,JoeWoo/rocksdb,JohnPJenkins/rocksdb,caijieming-baidu/rocksdb,JackLian/rocksdb,makelivedotnet/rocksdb,hobinyoon/rocksdb,SunguckLee/RocksDB,mbarbon/rocksdb,caijieming-baidu/rocksdb,dkorolev/rocksdb,luckywhu/rocksdb,wat-ze-hex/rocksdb,Andymic/rocksdb,rDSN-Projects/rocksdb.replicated,wskplho/rocksdb,vmx/rocksdb,ryneli/rocksdb,Applied-Duality/rocksdb,rDSN-Projects/rocksdb.replicated,hobinyoon/rocksdb,tschottdorf/rocksdb,ryneli/rocksdb,JoeWoo/rocksdb,lgscofield/rocksdb,biddyweb/rocksdb,jalexanderqed/rocksdb,Applied-Duality/rocksdb,JackLian/rocksdb,Vaisman/rocksdb,kaschaeffer/rocksdb,JoeWoo/rocksdb,wlqGit/rocksdb,biddyweb/rocksdb,vashstorm/rocksdb,amyvmiwei/rocksdb,temicai/rocksdb,wskplho/rocksdb,tsheasha/rocksdb,msb-at-yahoo/rocksdb,luckywhu/rocksdb,hobinyoon/rocksdb,alihalabyah/rocksdb,vmx/rocksdb,Vaisman/rocksdb,lgscofield/rocksdb,kaschaeffer/rocksdb,norton/rocksdb,jalexanderqed/rocksdb,biddyweb/rocksdb,JackLian/rocksdb,IMCG/RcoksDB,sorphi/rocksdb,skunkwerks/rocksdb,lgscofield/rocksdb,SunguckLee/RocksDB,geraldoandradee/rocksdb,wlqGit/rocksdb,rDSN-Projects/rocksdb.replicated,biddyweb/rocksdb,JackLian/rocksdb,ryneli/rocksdb,zhangpng/rocksdb,NickCis/rocksdb,msb-at-yahoo/rocksdb,facebook/rocksdb,rDSN-Projects/rocksdb.replicated,temicai/rocksdb,Applied-Duality/rocksdb,wenduo/rocksdb,OverlordQ/rocksdb,ylong/rocksdb,vmx/rocksdb,anagav/rocksdb,ylong/rocksdb,Applied-Duality/rocksdb,dkorolev/rocksdb,biddyweb/rocksdb,mbarbon/rocksdb,wskplho/rocksdb,caijieming-baidu/rocksdb,vmx/rocksdb,kaschaeffer/rocksdb,tsheasha/rocksdb,OverlordQ/rocksdb,tizzybec/rocksdb,tschottdorf/rocksdb,Andymic/rocksdb,vashstorm/rocksdb,Vaisman/rocksdb,anagav/rocksdb,jalexanderqed/rocksdb,rDSN-Projects/rocksdb.replicated,wenduo/rocksdb,kaschaeffer/rocksdb,wenduo/rocksdb,siddhartharay007/rocksdb,kaschaeffer/rocksdb,NickCis/rocksdb,siddhartharay007/rocksdb,bbiao/rocksdb,RyanTech/rocksdb,amyvmiwei/rocksdb,ryneli/rocksdb,Vaisman/rocksdb,dkorolev/rocksdb,zhangpng/rocksdb,ylong/rocksdb,wat-ze-hex/rocksdb,fengshao0907/rocksdb,jalexanderqed/rocksdb,makelivedotnet/rocksdb,hobinyoon/rocksdb,sorphi/rocksdb,vmx/rocksdb,SunguckLee/RocksDB,tsheasha/rocksdb,amyvmiwei/rocksdb,vashstorm/rocksdb,IMCG/RcoksDB,flabby/rocksdb,OverlordQ/rocksdb,flabby/rocksdb,IMCG/RcoksDB,virtdb/rocksdb,fengshao0907/rocksdb,NickCis/rocksdb,lgscofield/rocksdb,skunkwerks/rocksdb,makelivedotnet/rocksdb,wenduo/rocksdb,OverlordQ/rocksdb,fengshao0907/rocksdb,caijieming-baidu/rocksdb,skunkwerks/rocksdb,tizzybec/rocksdb,dkorolev/rocksdb,kaschaeffer/rocksdb,SunguckLee/RocksDB,makelivedotnet/rocksdb,kaschaeffer/rocksdb,wlqGit/rocksdb,vashstorm/rocksdb,flabby/rocksdb,bbiao/rocksdb,JohnPJenkins/rocksdb,IMCG/RcoksDB,vmx/rocksdb,luckywhu/rocksdb,msb-at-yahoo/rocksdb,alihalabyah/rocksdb,sorphi/rocksdb,JackLian/rocksdb,siddhartharay007/rocksdb,virtdb/rocksdb,ylong/rocksdb,IMCG/RcoksDB,bbiao/rocksdb,geraldoandradee/rocksdb,wskplho/rocksdb,IMCG/RcoksDB,msb-at-yahoo/rocksdb,tsheasha/rocksdb,SunguckLee/RocksDB,wenduo/rocksdb,amyvmiwei/rocksdb,virtdb/rocksdb,wat-ze-hex/rocksdb,norton/rocksdb,tizzybec/rocksdb,geraldoandradee/rocksdb,msb-at-yahoo/rocksdb,Andymic/rocksdb,lgscofield/rocksdb,RyanTech/rocksdb,norton/rocksdb,wlqGit/rocksdb,mbarbon/rocksdb,tizzybec/rocksdb,zhangpng/rocksdb,hobinyoon/rocksdb,virtdb/rocksdb,wskplho/rocksdb,NickCis/rocksdb,skunkwerks/rocksdb