ocr: Update function for length slot Tail-pipe oft tail-pipe bere m: uffler depen dency dependency Changing muf ffler length causes update function-tos à set this slot wioth: length Dependencies length Chan, l ging this value causes the-update-lengta function for tatl-pipe to UI Figure 1.When the value length slot of the muffier is changed (using setf slot- value), the muffler's dependency slot is checked for dependencies, which are used to update the length slot of the fail-pipe using the update function stored in the muffler's dependency slot.