Add ability to deal with the fmgr.h dependency.
Add ability to deal with the fmgr.h dependency.

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