check_boolean
{ "", krb5_config_string, check_boolean },
{ "accept_null_addresses", krb5_config_string, check_boolean },
{ "allow_weak_crypto", krb5_config_string, check_boolean },
{ "check_pac", krb5_config_string, check_boolean },
{ "dns_canonize_hostname", krb5_config_string, check_boolean },
{ "dns_lookup_kdc", krb5_config_string, check_boolean },
{ "dns_lookup_realm", krb5_config_string, check_boolean },
{ "encrypt", krb5_config_string, check_boolean },
{ "fcc-mit-ticketflags", krb5_config_string, check_boolean },
{ "forward", krb5_config_string, check_boolean },
{ "forwardable", krb5_config_string, check_boolean },
{ "kdc_timesync", krb5_config_string, check_boolean },
{ "log_utc", krb5_config_string, check_boolean },
{ "scan_interfaces", krb5_config_string, check_boolean },
{ "srv_lookup", krb5_config_string, check_boolean },
{ "srv_try_txt", krb5_config_string, check_boolean },
{ "no-addresses", krb5_config_string, check_boolean },
{ "v4_instance_resolve", krb5_config_string, check_boolean },
{ "verify_ap_req_nofail", krb5_config_string, check_boolean },
{ "proxiable", krb5_config_string, check_boolean },
{ "afslog", krb5_config_string, check_boolean },
{ "encrypt", krb5_config_string, check_boolean },
{ "forward", krb5_config_string, check_boolean },
{ "forwardable", krb5_config_string, check_boolean },
{ "proxiable", krb5_config_string, check_boolean },
{ "no-addresses", krb5_config_string, check_boolean },
{ "krb4_get_tickets", krb5_config_string, check_boolean },
{ "anonymous", krb5_config_string, check_boolean },
{ "forwardable", krb5_config_string, check_boolean },
{ "proxiable", krb5_config_string, check_boolean },
{ "require-preauth", krb5_config_string, check_boolean },
{ "enable-kerberos4", krb5_config_string, check_boolean },
{ "enable-524", krb5_config_string, check_boolean },
{ "enable-http", krb5_config_string, check_boolean },
{ "check-ticket-addresses", krb5_config_string, check_boolean },
{ "allow-null-ticket-addresses", krb5_config_string, check_boolean },
{ "allow-anonymous", krb5_config_string, check_boolean },
{ "enable-kaserver", krb5_config_string, check_boolean, 1 },
{ "encode_as_rep_as_tgs_rep", krb5_config_string, check_boolean },
{ "enable-pkinit", krb5_config_string, check_boolean },
{ "require-preauth", krb5_config_string, check_boolean },