#endif // __GNUC__
-#if defined( __MINGW32__ )
-# define bcopy(from, to, n) memcpy(to, from, n)
-# define FG_MEM_COPY(to,from,n) memcpy(to, from, n)
-# define isnan _isnan
-# define snprintf _snprintf
-#endif
-
/* KAI C++ */
#if defined(__KCC)
#endif // __ICC
+//
+// Platform dependent gl.h and glut.h definitions
+//
+
+#ifdef __APPLE__
+# define SG_GL_H <OpenGL/gl.h>
+# define SG_GLU_H <OpenGL/glu.h>
+# define SG_GLEXT_H <OpenGL/glext.h>
+# define SG_GLUT_H <GLUT/glut.h>
+#else
+# define SG_GL_H <GL/gl.h>
+# define SG_GLU_H <GL/glu.h>
+# define SG_GLEXT_H <GL/glext.h>
+# define SG_GLUT_H <GL/glut.h>
+#endif
+
+
//
// No user modifiable definitions beyond here.
//