Fix possible portability problem, per buildfarm warnings.
Fix possible portability problem, per buildfarm warnings.

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