#2230 can't dump on windows 64 if schema qualified. Fix by replacing with more modern code (follow same pattern and standardiz naming of variable as shp2pgsql) (should probably apply astyle but will do later)

git-svn-id: http://svn.osgeo.org/postgis/trunk@11710 b70326c6-7e19-0410-871a-916f4a2858ee