+#ifdef __WXMAC__
+# ifdef __DARWIN__
+# include <OpenGL/gl.h>
+# include <OpenGL/glu.h>
+# else
+# include <gl.h>
+# include <glu.h>
+# endif
+#else
+# include <GL/gl.h>
+# include <GL/glu.h>
+#endif
+
+// disabled because this has apparently changed in OpenGL 1.2, so doesn't link
+// correctly if this is on...
+#ifdef GL_EXT_vertex_array
+#undef GL_EXT_vertex_array
+#endif