.B <attrlist>
that are prefixed by
.B @
-are directly treated as objectClass names, while names that
-do not correspond to an attribute type are also searched
-in the objectclass set.
-This latter behavior is deprecated and might not be supported
-in future releases.
-A name prefixed by
-.B !
-is also treated as an objectClass, but in this case the access rule
-affects the attributes that are not required nor allowed
-by that objectClass.
+are directly treated as objectClass names.
.LP
Using the form
.B attrs=<attr> val[.<style>]=<value>