GLUT_KEYBOARDUP_CALLBACK 910 php_opengl/glut/php_glut.c call_user_callback(call_backs,GLUT_KEYBOARDUP_CALLBACK,3,params); GLUT_KEYBOARDUP_CALLBACK 931 php_opengl/glut/php_glut.c HASH_CALLBACK(callback, 1, GLUT_KEYBOARDUP_CALLBACK);