tick             1718 ext/tk/tcltklib.c     int ttick = NUM2INT(tick);
tick             1744 ext/tk/tcltklib.c     return tick;
tick             1770 ext/tk/tcltklib.c     return set_eventloop_tick(self, tick);
tick              997 gc.c               volatile tick_t start_time = tick(); \
tick             1000 gc.c               end_time = tick(); \
tick             4659 gc.c               tick_t start_tick = tick();
tick             4677 gc.c           	tick_t t = tick(); \
tick             4683 gc.c               start_tick = tick(); \
tick             6431 gc.c           	enter_tick = tick();
tick             6435 gc.c           	tick_t exit_tick = tick();