8 functions implement hook_mail() in Drupal 7

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

contact_mail in modules/contact/contact.module

Implements hook_mail().

drupal_mail in includes/mail.inc

Composes and optionally sends an e-mail message.

drupal_wrap_mail in includes/mail.inc

Performs format=flowed soft wrapping for mail (RFC 3676).

system_mail in modules/system/system.module

Implements hook_mail().

update_mail in modules/update/update.module

Implements hook_mail().

user_load_by_mail in modules/user/user.module

Fetch a user object by email address.

user_mail in modules/user/user.module

Implements hook_mail().

user_validate_mail in modules/user/user.module

Validates a user's email address.