Fixed the Mingw settings for GDAL_LIBS (was written as GDAL_LIB which wasn't being picked up as the GNUmakefiles were looking for GDAL_LIBS).
Fixed the Mingw settings for GDAL_LIBS (was written as GDAL_LIB which wasn't
being picked up as the GNUmakefiles were looking for GDAL_LIBS).


git-svn-id: 23b6355f2bb369032457de4eb5f713ee134f73a8@4117 16af8721-9629-0410-8352-f15c8da7e697

joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg