Fix for when POSIX time not defined.
Fix for when POSIX time not defined.

greenplum-db/gpdb,rubikloud/gpdb,kaknikhil/gpdb,atris/gpdb,lintzc/gpdb,ovr/postgres-xl,yazun/postgres-xl,zeroae/postgres-xl,ovr/postgres-xl,janebeckman/gpdb,ashwinstar/gpdb,cjcjameson/gpdb,lintzc/gpdb,cjcjameson/gpdb,Quikling/gpdb,zaksoup/gpdb,techdragon/Postgres-XL,yazun/postgres-xl,xinzweb/gpdb,adam8157/gpdb,Chibin/gpdb,arcivanov/postgres-xl,jmcatamney/gpdb,CraigHarris/gpdb,rvs/gpdb,chrishajas/gpdb,ahachete/gpdb,atris/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,atris/gpdb,Chibin/gpdb,Quikling/gpdb,janebeckman/gpdb,tangp3/gpdb,xuegang/gpdb,tangp3/gpdb,Chibin/gpdb,jmcatamney/gpdb,xinzweb/gpdb,CraigHarris/gpdb,techdragon/Postgres-XL,chrishajas/gpdb,xuegang/gpdb,lisakowen/gpdb,50wu/gpdb,kaknikhil/gpdb,royc1/gpdb,rvs/gpdb,adam8157/gpdb,jmcatamney/gpdb,lpetrov-pivotal/gpdb,lisakowen/gpdb,royc1/gpdb,CraigHarris/gpdb,tangp3/gpdb,Chibin/gpdb,Postgres-XL/Postgres-XL,pavanvd/postgres-xl,Quikling/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,rubikloud/gpdb,xuegang/gpdb,janebeckman/gpdb,xinzweb/gpdb,cjcjameson/gpdb,rvs/gpdb,ashwinstar/gpdb,janebeckman/gpdb,tpostgres-projects/tPostgres,tpostgres-projects/tPostgres,oberstet/postgres-xl,randomtask1155/gpdb,janebeckman/gpdb,Chibin/gpdb,rubikloud/gpdb,oberstet/postgres-xl,royc1/gpdb,pavanvd/postgres-xl,edespino/gpdb,ahachete/gpdb,foyzur/gpdb,royc1/gpdb,zaksoup/gpdb,Postgres-XL/Postgres-XL,yuanzhao/gpdb,greenplum-db/gpdb,lintzc/gpdb,royc1/gpdb,randomtask1155/gpdb,snaga/postgres-xl,zeroae/postgres-xl,atris/gpdb,CraigHarris/gpdb,zaksoup/gpdb,atris/gpdb,Chibin/gpdb,kmjungersen/PostgresXL,royc1/gpdb,kaknikhil/gpdb,greenplum-db/gpdb,ovr/postgres-xl,yuanzhao/gpdb,chrishajas/gpdb,zeroae/postgres-xl,lintzc/gpdb,Quikling/gpdb,greenplum-db/gpdb,50wu/gpdb,xuegang/gpdb,lisakowen/gpdb,randomtask1155/gpdb,edespino/gpdb,ashwinstar/gpdb,0x0FFF/gpdb,ashwinstar/gpdb,xuegang/gpdb,edespino/gpdb,cjcjameson/gpdb,lpetrov-pivotal/gpdb,foyzur/gpdb,snaga/postgres-xl,kaknikhil/gpdb,rvs/gpdb,50wu/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,arcivanov/postgres-xl,arcivanov/postgres-xl,rubikloud/gpdb,50wu/gpdb,ovr/postgres-xl,zaksoup/gpdb,Chibin/gpdb,royc1/gpdb,greenplum-db/gpdb,randomtask1155/gpdb,0x0FFF/gpdb,Quikling/gpdb,foyzur/gpdb,foyzur/gpdb,jmcatamney/gpdb,0x0FFF/gpdb,yuanzhao/gpdb,CraigHarris/gpdb,yuanzhao/gpdb,rvs/gpdb,edespino/gpdb,adam8157/gpdb,CraigHarris/gpdb,xuegang/gpdb,pavanvd/postgres-xl,techdragon/Postgres-XL,adam8157/gpdb,jmcatamney/gpdb,edespino/gpdb,atris/gpdb,rvs/gpdb,atris/gpdb,ahachete/gpdb,adam8157/gpdb,foyzur/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,atris/gpdb,arcivanov/postgres-xl,edespino/gpdb,xuegang/gpdb,ovr/postgres-xl,rubikloud/gpdb,xinzweb/gpdb,tpostgres-projects/tPostgres,greenplum-db/gpdb,rvs/gpdb,rubikloud/gpdb,lpetrov-pivotal/gpdb,randomtask1155/gpdb,royc1/gpdb,lintzc/gpdb,ahachete/gpdb,chrishajas/gpdb,edespino/gpdb,postmind-net/postgres-xl,kaknikhil/gpdb,chrishajas/gpdb,lisakowen/gpdb,lpetrov-pivotal/gpdb,tangp3/gpdb,xinzweb/gpdb,0x0FFF/gpdb,xuegang/gpdb,Chibin/gpdb,arcivanov/postgres-xl,yuanzhao/gpdb,jmcatamney/gpdb,chrishajas/gpdb,kmjungersen/PostgresXL,pavanvd/postgres-xl,rvs/gpdb,adam8157/gpdb,cjcjameson/gpdb,50wu/gpdb,zaksoup/gpdb,tpostgres-projects/tPostgres,cjcjameson/gpdb,yazun/postgres-xl,xinzweb/gpdb,rvs/gpdb,tangp3/gpdb,CraigHarris/gpdb,kmjungersen/PostgresXL,postmind-net/postgres-xl,lintzc/gpdb,zaksoup/gpdb,oberstet/postgres-xl,lintzc/gpdb,janebeckman/gpdb,ahachete/gpdb,ashwinstar/gpdb,greenplum-db/gpdb,xinzweb/gpdb,snaga/postgres-xl,lisakowen/gpdb,ahachete/gpdb,Postgres-XL/Postgres-XL,tangp3/gpdb,yazun/postgres-xl,0x0FFF/gpdb,Quikling/gpdb,cjcjameson/gpdb,oberstet/postgres-xl,50wu/gpdb,arcivanov/postgres-xl,rubikloud/gpdb,adam8157/gpdb,zeroae/postgres-xl,lisakowen/gpdb,janebeckman/gpdb,yuanzhao/gpdb,CraigHarris/gpdb,rvs/gpdb,kaknikhil/gpdb,Quikling/gpdb,chrishajas/gpdb,randomtask1155/gpdb,Postgres-XL/Postgres-XL,Quikling/gpdb,Postgres-XL/Postgres-XL,lintzc/gpdb,postmind-net/postgres-xl,CraigHarris/gpdb,yazun/postgres-xl,snaga/postgres-xl,0x0FFF/gpdb,rubikloud/gpdb,Quikling/gpdb,0x0FFF/gpdb,zaksoup/gpdb,snaga/postgres-xl,yuanzhao/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,lintzc/gpdb,kmjungersen/PostgresXL,jmcatamney/gpdb,tpostgres-projects/tPostgres,janebeckman/gpdb,oberstet/postgres-xl,pavanvd/postgres-xl,jmcatamney/gpdb,postmind-net/postgres-xl,edespino/gpdb,Chibin/gpdb,randomtask1155/gpdb,zaksoup/gpdb,xuegang/gpdb,foyzur/gpdb,0x0FFF/gpdb,foyzur/gpdb,50wu/gpdb,50wu/gpdb,ashwinstar/gpdb,lisakowen/gpdb,tangp3/gpdb,yuanzhao/gpdb,foyzur/gpdb,techdragon/Postgres-XL,cjcjameson/gpdb,edespino/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,edespino/gpdb,Quikling/gpdb,kmjungersen/PostgresXL,lisakowen/gpdb,yuanzhao/gpdb,tangp3/gpdb,zeroae/postgres-xl,janebeckman/gpdb,chrishajas/gpdb,xinzweb/gpdb,randomtask1155/gpdb,kaknikhil/gpdb,lpetrov-pivotal/gpdb,adam8157/gpdb,janebeckman/gpdb,techdragon/Postgres-XL,yuanzhao/gpdb,postmind-net/postgres-xl,lpetrov-pivotal/gpdb,Chibin/gpdb