modules/custom/eml_harvest_list/eml_harvest_list.install
<?php
/**
* @file
* Install, update and uninstall functions for the EML module.
*/
/**
* Implements hook_install().
*/
function eml_harvest_list_install() {
variable_set('harvest_list_doc_type', 'eml://ecoinformatics.org/eml-2.0.1');
}
/**
* Implements hook_uninstall().
*/
function eml_harvest_list_uninstall() {
variable_del('harvest_list_doc_type');
}