Added #define for Windows build
Added #define for Windows build


tomasthoresen/osg,artoolkit/osg,scrawl/osg,scrawl/osg,jtorresfabra/osg,openscenegraph/osg,marchelbling/osg,marchelbling/osg,openscenegraph/osg,artoolkit/osg,jtorresfabra/osg,tomasthoresen/osg,jtorresfabra/osg,scrawl/osg,openscenegraph/osg,jtorresfabra/osg,tomasthoresen/osg,marchelbling/osg,tomasthoresen/osg,marchelbling/osg,scrawl/osg,artoolkit/osg,artoolkit/osg,openscenegraph/osg