Rename "exit" variable in drive_machine to "stop" to make it easier to examine in gdb, which assumes that the unqualified name "exit" is a reference to the exit() function.
Rename "exit" variable in drive_machine to "stop" to make it easier to examine
in gdb, which assumes that the unqualified name "exit" is a reference to the
exit() function.

No functional change.


git-svn-id: 6f10ac456e6b0f1f9ebd9754b1773582cb7e2e6b@420 b0b603af-a30f-0410-a34e-baf09ae79d0b

dianerdianer/memcached,membase/moxi,leedc/memcached,dianerdianer/memcached,allen8807/memcached-1,dianerdianer/memcached,jbergstroem/memcached,amyvmiwei/memcached,allen8807/memcached-1,steveyen/moxi,amyvmiwei/memcached,owendCB/memcached,msg7086/repcached,sagark/memcached-accel,mitliucak/memcached,romanticode/memcached,shelsonjava/memcached,msg7086/repcached,surajdharmapuram/memcached,tmharrisonwang/memcached,couchbase/moxi,rhli/memcached,elfchief/memcached,guikcd/memcached,steveyen/moxi,saumitra/memcached,abhinavdangeti/memcached,zbase/memcached,Danzeer/memcached,osheroff/memcached_kdtree,dustin/memcached,steveyen/moxi,shelsonjava/memcached,memcached/memcached,couchbase/moxi,mdounin/memcached,cloudrain21/memcached-1,kamyu104/memcached,dormando/memcached,zbase/moxi,shelsonjava/memcached,abhinavdangeti/memcached,tmharrisonwang/memcached,Dhruva6/memcached,xiaosl/memcached,gencer/memcached,couchbase/moxi,abhinavdangeti/memcached,jimwwalker/memcached,sagark/memcached-accel,guikcd/memcached,owendCB/memcached,osheroff/memcached_kdtree,leedc/memcached,mrkwse/memcached,mitliucak/memcached,memcached/memcached,Danzeer/memcached,dkrotx/memcached-dd,jeremiahyan/memcached,daverigby/kv_engine,elfchief/memcached,cloudrain21/memcached-1,EdwardLee03/memcached,13693100472/memcached,owendCB/memcached,myPublicGit/memcached,couchbase/memcached,zbase/moxi,williamcheungthu/memcached,osheroff/memcached_kdtree,fengshao0907/memcached,couchbase/memcached,williamcheungthu/memcached,13693100472/memcached,neutronsharc/memcached,Distrotech/memcached,dustin/memcached,EdwardLee03/memcached,couchbase/moxi,abhinavdangeti/memcached,daverigby/memcached,guikcd/memcached,rmccullagh/memcached,tomykaira/memcached,samt42/memcached,membase/moxi,zbase/memcached,msg7086/repcached,zbase/memcached,ZhangZhenhua/memcached,ClearwaterCore/memcached,rhli/memcached,mrkwse/memcached,DigitalAce/memcached,Danzeer/memcached,samanbarghi/memcached,kamyu104/memcached,rhli/memcached,ZhangZhenhua/memcached,gencer/memcached,Dhruva6/memcached,13693100472/memcached,myPublicGit/memcached,tellapart/memcached,cloudrain21/memcached,surajdharmapuram/memcached,couchbase/memcached,neutronsharc/memcached,ClearwaterCore/memcached,kamyu104/memcached,daverigby/kv_engine,membase/moxi,dkrotx/memcached-dd,Metaswitch/memcached,angusfenying/memcached-win64,sagark/memcached-accel,zbase/memcached,emcconville/memcached,samanbarghi/memcached,zbase/moxi,zbase/moxi,Metaswitch/memcached,mdounin/memcached,zaycev/memcached,jbergstroem/memcached,dkrotx/memcached-dd,dormando/memcached,allen8807/memcached-1,bpzhang/memcached,dormando/memcached,romanticode/memcached,amyvmiwei/memcached,sagark/memcached-accel,membase/moxi,gencer/memcached,surajdharmapuram/memcached,allen8807/memcached-1,leverich/memcached-affinity,guikcd/memcached,guikcd/memcached,jeremiahyan/memcached,DSrcl/memcached,cloudrain21/memcached-1,zbase/memcached,emcconville/memcached,fengshao0907/memcached,ClearwaterCore/memcached,alexandermerritt/memcached,alexandermerritt/memcached,couchbase/moxi,DSrcl/memcached,13693100472/memcached,steveyen/moxi,Distrotech/memcached,angusfenying/memcached-win64,rmccullagh/memcached,Metaswitch/memcached,tomykaira/memcached,saumitra/memcached,DSrcl/memcached,bpzhang/memcached,Dhruva6/memcached,niaomingjian/memcached,leverich/memcached-affinity,zaycev/memcached,ClearwaterCore/memcached,cloudrain21/memcached,samanbarghi/memcached,ZhangZhenhua/memcached,daverigby/kv_engine,fengshao0907/memcached,kamyu104/memcached,EdwardLee03/memcached,williamcheungthu/memcached,daverigby/memcached,alexandermerritt/memcached,zaycev/memcached,Dhruva6/memcached,niaomingjian/memcached,Metaswitch/memcached,mrkwse/memcached,jeremiahyan/memcached,leverich/memcached-affinity,tomykaira/memcached,mitliucak/memcached,msg7086/repcached,jimwwalker/memcached,jbergstroem/memcached,rmccullagh/memcached,gencer/memcached,cloudrain21/memcached,romanticode/memcached,dianerdianer/memcached,leedc/memcached,rmccullagh/memcached,sagark/memcached-accel,williamcheungthu/memcached,zbase/moxi,elfchief/memcached,shelsonjava/memcached,tellapart/memcached,xiaosl/memcached,niaomingjian/memcached,gencer/memcached,niaomingjian/memcached,couchbase/moxi,dkrotx/memcached-dd,samt42/memcached,memcached/memcached,Danzeer/memcached,cloudrain21/memcached-1,dustin/memcached,DigitalAce/memcached,Metaswitch/memcached,neutronsharc/memcached,rmccullagh/memcached,tmharrisonwang/memcached,membase/moxi,emcconville/memcached,myPublicGit/memcached,emcconville/memcached,elfchief/memcached,daverigby/kv_engine,cloudrain21/memcached,dormando/memcached,jimwwalker/memcached,angusfenying/memcached-win64,owendCB/memcached,saumitra/memcached,steveyen/moxi,surajdharmapuram/memcached,mdounin/memcached,rhli/memcached,msg7086/repcached,DigitalAce/memcached,13693100472/memcached,amyvmiwei/memcached,bpzhang/memcached,neutronsharc/memcached,memcached/memcached,samt42/memcached,dormando/memcached,myPublicGit/memcached,mrkwse/memcached,EdwardLee03/memcached,alexandermerritt/memcached,memcached/memcached,elfchief/memcached,couchbase/memcached,jeremiahyan/memcached,samt42/memcached,Distrotech/memcached,tmharrisonwang/memcached,ZhangZhenhua/memcached,zaycev/memcached,mitliucak/memcached,daverigby/memcached,fengshao0907/memcached,romanticode/memcached,DSrcl/memcached,xiaosl/memcached,daverigby/memcached,tellapart/memcached,samanbarghi/memcached,xiaosl/memcached,membase/moxi,bpzhang/memcached,leedc/memcached,abhinavdangeti/memcached,tomykaira/memcached,angusfenying/memcached-win64