| actions_actions_map | includes/actions.inc | Create an associative array keyed by md5 hashes of function names. |
| system_actions_configure | modules/system/system.module | Menu callback. Create the form for configuration of a single action. |
| system_actions_manage | modules/system/system.module | Menu callback. Display an overview of available and configured actions. |
| trigger_assign_form | modules/trigger/trigger.admin.inc | Create the form definition for assigning an action to a hook-op combination. |
| trigger_options | modules/trigger/trigger.module | Often we generate a select field of all actions. This function
generates the options for that select. |