Remove empty #ifdef block.
Remove empty #ifdef block.

jmcatamney/gpdb,adam8157/gpdb,greenplum-db/gpdb,pavanvd/postgres-xl,lisakowen/gpdb,arcivanov/postgres-xl,edespino/gpdb,tpostgres-projects/tPostgres,yazun/postgres-xl,techdragon/Postgres-XL,yazun/postgres-xl,50wu/gpdb,xinzweb/gpdb,lisakowen/gpdb,50wu/gpdb,zeroae/postgres-xl,ashwinstar/gpdb,jmcatamney/gpdb,edespino/gpdb,jmcatamney/gpdb,tpostgres-projects/tPostgres,ashwinstar/gpdb,lisakowen/gpdb,ashwinstar/gpdb,yazun/postgres-xl,Postgres-XL/Postgres-XL,zeroae/postgres-xl,lisakowen/gpdb,yazun/postgres-xl,oberstet/postgres-xl,yuanzhao/gpdb,tpostgres-projects/tPostgres,50wu/gpdb,Chibin/gpdb,adam8157/gpdb,Chibin/gpdb,snaga/postgres-xl,yuanzhao/gpdb,oberstet/postgres-xl,ashwinstar/gpdb,snaga/postgres-xl,edespino/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,edespino/gpdb,50wu/gpdb,kmjungersen/PostgresXL,ovr/postgres-xl,ovr/postgres-xl,adam8157/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,adam8157/gpdb,kmjungersen/PostgresXL,techdragon/Postgres-XL,tpostgres-projects/tPostgres,oberstet/postgres-xl,postmind-net/postgres-xl,kmjungersen/PostgresXL,snaga/postgres-xl,xinzweb/gpdb,yuanzhao/gpdb,postmind-net/postgres-xl,zeroae/postgres-xl,arcivanov/postgres-xl,yuanzhao/gpdb,adam8157/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,kmjungersen/PostgresXL,50wu/gpdb,Postgres-XL/Postgres-XL,ashwinstar/gpdb,greenplum-db/gpdb,lisakowen/gpdb,arcivanov/postgres-xl,edespino/gpdb,lisakowen/gpdb,postmind-net/postgres-xl,pavanvd/postgres-xl,greenplum-db/gpdb,Chibin/gpdb,adam8157/gpdb,postmind-net/postgres-xl,pavanvd/postgres-xl,yuanzhao/gpdb,yuanzhao/gpdb,xinzweb/gpdb,ovr/postgres-xl,zeroae/postgres-xl,xinzweb/gpdb,techdragon/Postgres-XL,Postgres-XL/Postgres-XL,jmcatamney/gpdb,jmcatamney/gpdb,techdragon/Postgres-XL,yazun/postgres-xl,tpostgres-projects/tPostgres,oberstet/postgres-xl,yuanzhao/gpdb,edespino/gpdb,arcivanov/postgres-xl,kmjungersen/PostgresXL,edespino/gpdb,xinzweb/gpdb,ashwinstar/gpdb,50wu/gpdb,xinzweb/gpdb,jmcatamney/gpdb,lisakowen/gpdb,Postgres-XL/Postgres-XL,Chibin/gpdb,pavanvd/postgres-xl,Chibin/gpdb,50wu/gpdb,edespino/gpdb,greenplum-db/gpdb,techdragon/Postgres-XL,adam8157/gpdb,oberstet/postgres-xl,snaga/postgres-xl,ovr/postgres-xl,pavanvd/postgres-xl,adam8157/gpdb,greenplum-db/gpdb,Chibin/gpdb,Chibin/gpdb,jmcatamney/gpdb,ovr/postgres-xl,Postgres-XL/Postgres-XL,Chibin/gpdb,postmind-net/postgres-xl,arcivanov/postgres-xl,edespino/gpdb,50wu/gpdb,jmcatamney/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,lisakowen/gpdb,zeroae/postgres-xl,Chibin/gpdb,greenplum-db/gpdb,edespino/gpdb,xinzweb/gpdb,snaga/postgres-xl,Chibin/gpdb