--- old/src/share/classes/sun/security/tools/keytool/Resources.java	2014-06-06 15:14:06.000000000 +0800
+++ new/src/share/classes/sun/security/tools/keytool/Resources.java	2014-06-06 15:14:06.000000000 +0800
@@ -48,7 +48,8 @@
                  "Key and Certificate Management Tool"},
         {"Commands.", "Commands:"},
         {"Use.keytool.command.name.help.for.usage.of.command.name",
-                "Use \"keytool -command_name -help\" for usage of command_name"},
+                "Use \"keytool -command_name -help\" for usage of command_name.\n" +
+                "Use the -conf <url> option to specify a pre-configured options file."},
         // keytool: help: commands
         {"Generates.a.certificate.request",
                 "Generates a certificate request"}, //-certreq