| block_add_block_form_submit | modules/block/block.admin.inc | Save the new custom block. |
| cache_clear_all | includes/cache.inc | Expire data from the cache. If called without arguments, expirable
entries will be cleared from the cache_page and cache_block tables. |
| db_last_insert_id | includes/database.pgsql.inc | Returns the last insert id. This function is thread safe. |
| db_query | includes/database.pgsql.inc | Runs a basic query in the active database. |
| drupal_set_message | includes/bootstrap.inc | Set a message which reflects the status of the performed operation. |
| list_themes | includes/theme.inc | Provides a list of currently available themes. |
| t | includes/common.inc | Translate strings to the page language or a given language. |
