#include <simgear/compiler.h>
-#include SG_GL_H
-#include <GL/glut.h>
+#include <osg/GL>
+
+#ifdef __APPLE__
+# include <GLUT/glut.h>
+#else
+# include <GL/glut.h>
+#endif
+
#include <simgear/screen/extensions.hxx>
#include <simgear/screen/RenderTexture.h>
#include <assert.h>
#include <stdio.h>
+#include <stdlib.h>
void Reshape(int w, int h);