`sig
val at_name : Netx509.oid
val at_surname : Netx509.oid
val at_givenName : Netx509.oid
val at_initials : Netx509.oid
val at_generationQualifier : Netx509.oid
val at_commonName : Netx509.oid
val at_localityName : Netx509.oid
val at_stateOrProvinceName : Netx509.oid
val at_organizationName : Netx509.oid
val at_organizationalUnitName : Netx509.oid
val at_title : Netx509.oid
val at_dnQualifier : Netx509.oid
val at_countryName : Netx509.oid
val at_serialNumber : Netx509.oid
val at_pseudonym : Netx509.oid
val at_domainComponent : Netx509.oid
val at_emailAddress : Netx509.oid
val at_uid : Netx509.oid
val attribute_types : (Netx509.oid * string * string list) list
val lookup_attribute_type_by_oid : Netx509.oid -> string * string list
val lookup_attribute_type_by_name :
string -> Netx509.oid * string * string list
end`