Add octetString syntax to undefined attribute type

servers/slapd/schema_prep.c

@@ -256,6 +256,12 @@ schema_prep( void )
 		}
 	}
 
+	slap_at_undefined.sat_syntax = syn_find( SLAPD_OCTETSTRING_SYNTAX );
+	if( slap_at_undefined.sat_syntax == NULL ) {
+		fprintf( stderr,
+			"No octetString syntax \"" SLAPD_OCTETSTRING_SYNTAX "\"\n" );
+		return LDAP_INVALID_SYNTAX;
+	}
 	slap_schema.si_at_undefined = &slap_at_undefined;
 
 	++schema_init_done;

servers/slapd/slap.h

@@ -107,6 +107,8 @@ LDAP_BEGIN_DECL
 #define SLAPD_ACI_SYNTAX		"1.3.6.1.4.1.4203.666.2.1"
 #define SLAPD_ACI_ATTR			"OpenLDAPaci"
 
+#define SLAPD_OCTETSTRING_SYNTAX "1.3.6.1.4.1.1466.115.121.1.40"
+
 /* change this to "OpenLDAPset" */
 #define SLAPD_ACI_SET_ATTR		"template"