--- a/langtools/src/share/classes/com/sun/tools/javac/resources/javac.properties	Tue Dec 18 18:15:47 2012 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/resources/javac.properties	Wed Dec 19 11:29:56 2012 +0000
@@ -138,6 +138,14 @@
     Enable recommended warnings
 javac.opt.Xlint.suboptlist=\
     Enable or disable specific warnings
+javac.opt.Xdoclint=\
+    Enable recommended checks for problems in javadoc comments
+javac.opt.Xdoclint.subopts = \
+    (all|[-]<group>)[/<access>]
+javac.opt.Xdoclint.custom=\n\
+\        Enable or disable specific checks for problems in javadoc comments,\n\
+\        where <group> is one of accessibility, html, reference, or syntax,\n\
+\        and <access> is one of public, protected, package, or private.
 javac.opt.Xstdout=\
     Redirect standard output
 javac.opt.X=\