domain_conf_reset_form_submit($form, &$form_state)FormsAPI for domain_conf_reset_form().
domain_conf/domain_conf.admin.inc, line 211
<?php
function domain_conf_reset_form_submit($form, &$form_state) {
db_query("DELETE FROM {domain_conf} WHERE domain_id = %d", $form_state['values']['domain_id']);
drupal_set_message(t('Domain configuration settings have been reset.'));
$form_state['redirect'] = 'admin/build/domain/conf/'. $form_state['values']['domain_id'];
// Clear the cache.
cache_clear_all();
}
?>