Fix build without OpenSSL
Fix build without OpenSSL

This is a fixup for commit a445cb92ef5b3a31313ebce30e18cc1d6e0bdecb.

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