Remove PGDLLIMPORTI which is only neccessary for Windows and cause a problem for non gcc. Patch contributed by Ibrar Ahmed.
Remove PGDLLIMPORTI which is only neccessary for Windows
and cause a problem for non gcc. Patch contributed by Ibrar Ahmed.

treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres