6 functions implement hook_exit()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

drupal_exit in includes/common.inc
Performs end-of-request tasks.
overlay_exit in modules/overlay/overlay.module
Implements hook_exit().
statistics_exit in modules/statistics/statistics.module
Implements hook_exit().
system_test_exit in modules/simpletest/tests/system_test.module
Implements hook_exit().
system_test_lock_exit in modules/simpletest/tests/system_test.module
Try to acquire a specific lock, and then exit.
theme_test_exit in modules/simpletest/tests/theme_test.module
Implements hook_exit().

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