Unbreak isolationtester on Win32
Unbreak isolationtester on Win32

I broke it in a previous commit because I neglected to install the
necessary incantations to have getopt() work on Windows.

Per red blots in buildfarm.

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