847:/secure/mail_reader.c (/secure/mail_reader.c)
(public string) check_mailing_list(string *list)
/*
 * Function name: check_mailing_list
 * Description  : Check if all names on the list are valid. Reports the
 *                first non-valid name that is encountered. Takes aliases
 *                in account.
 * Arguments    : string *list - a list of strings with names. 
 * Returns      : string       - the entry in the array that is not valid
 *                               is returned enquoted.
 *                0            - if all members are valid
 */
