Fix referrals and alias. For ldbm and I think for bdb, this is necessary

now that we normalize to lower case. Should be merged into 2.1.

servers/slapd/back-bdb/search.c

@@ -941,7 +941,7 @@ static int search_candidates(
 	 */
 	if (!oc_filter(filter, 1, &depth) && !get_subentries_visibility(op) ) {
 		if( !get_manageDSAit(op) ) { /* match referrals */
-			struct berval bv_ref = { sizeof("REFERRAL")-1, "REFERRAL" };
+			struct berval bv_ref = { sizeof("referral")-1, "referral" };
 			rf.f_choice = LDAP_FILTER_EQUALITY;
 			rf.f_ava = &aa_ref;
 			rf.f_av_desc = slap_schema.si_ad_objectClass;
@@ -952,7 +952,7 @@ static int search_candidates(
 
 #ifdef BDB_ALIASES
 		if( deref & LDAP_DEREF_SEARCHING ) { /* match aliases */
-			struct berval bv_alias = { sizeof("ALIAS")-1, "ALIAS" };
+			struct berval bv_alias = { sizeof("alias")-1, "alias" };
 			af.f_choice = LDAP_FILTER_EQUALITY;
 			af.f_ava = &aa_alias;
 			af.f_av_desc = slap_schema.si_ad_objectClass;

servers/slapd/back-ldbm/search.c

@@ -554,8 +554,8 @@ search_candidates(
 	ID_BLOCK		*candidates;
 	Filter		f, fand, rf, af, xf;
     AttributeAssertion aa_ref, aa_alias;
-	struct berval bv_ref = { sizeof("REFERRAL")-1, "REFERRAL" };
-	struct berval bv_alias = { sizeof("ALIAS")-1, "ALIAS" };
+	struct berval bv_ref = { sizeof("referral")-1, "referral" };
+	struct berval bv_alias = { sizeof("alias")-1, "alias" };
 
 #ifdef NEW_LOGGING
 	LDAP_LOG( BACK_LDBM, DETAIL1,