ITS#4336 - Fix regression test to be valid

tests/data/regressions/its4336/its4336

@@ -16,15 +16,20 @@
 echo "running defines.sh"
 . $SRCDIR/scripts/defines.sh
 
-if test $BACKLDAP != "ldapno" ; then
+if test $BACKLDAP = "ldapno" ; then
 	echo "LDAP backend not available, test skipped"
 	exit 0
-fi 
+fi
 
 if test $RETCODE = retcodeno; then 
 	echo "Retcode overlay not available, test skipped"
 	exit 0
-fi 
+fi
+
+if test "$BACKEND" = "ldap"; then
+	echo "LDAP backend not valid, test skipped"
+	exit 0
+fi
 
 mkdir -p $TESTDIR $DBDIR1