TKWAIT_VISIBILITY 4517 ext/tk/tcltklib.c index = TKWAIT_VISIBILITY; TKWAIT_VISIBILITY 4609 ext/tk/tcltklib.c case TKWAIT_VISIBILITY: TKWAIT_VISIBILITY 5122 ext/tk/tcltklib.c index = TKWAIT_VISIBILITY; TKWAIT_VISIBILITY 5224 ext/tk/tcltklib.c case TKWAIT_VISIBILITY: