+
+ case XK_KP_Prior:
+ case XK_Prior: special = GLUT_KEY_PAGE_UP; break;
+ case XK_KP_Next:
+ case XK_Next: special = GLUT_KEY_PAGE_DOWN; break;
+ case XK_KP_Home:
+ case XK_Home: special = GLUT_KEY_HOME; break;
+ case XK_KP_End:
+ case XK_End: special = GLUT_KEY_END; break;
+ case XK_KP_Insert:
+ case XK_Insert: special = GLUT_KEY_INSERT; break;