Fixed: #1367 Added ifdef for OSX 10.7 GL API changes. Thanks GelluleX.

code/nel/src/3d/driver/opengl/mac/glext.h

@@ -4851,8 +4851,10 @@ typedef ptrdiff_t GLsizeiptrARB;
 #ifndef GL_ARB_shader_objects
 /* GL types for program/shader text and shader object handles */
 typedef char GLcharARB;
+#if !defined(MAC_OS_X_VERSION_10_7)
 typedef unsigned int GLhandleARB;
 #endif
+#endif
 
 /* GL type for "half" precision (s10e5) float data in host memory */
 #ifndef GL_ARB_half_float_pixel