Index: /trunk/src/VBox/Main/xml/Settings.cpp
===================================================================
--- /trunk/src/VBox/Main/xml/Settings.cpp	(revision 79735)
+++ /trunk/src/VBox/Main/xml/Settings.cpp	(revision 79736)
@@ -1727,5 +1727,5 @@
 
         /* We don't want duplicate validation check of networkMask here*/
-        if (srv.GlobalConfig.OptionMap.size() > (itOpt != srv.GlobalConfig.OptionMap.end() ? 1 : 0))
+        if (srv.GlobalConfig.OptionMap.size() > (itOpt != srv.GlobalConfig.OptionMap.end() ? 1U : 0U))
         {
             xml::ElementNode *pElmOptions = pElmThis->createChild("Options");
@@ -1803,5 +1803,5 @@
                 const xml::ElementNode *pElmOptions;
                 xml::NodesLoop          nlOptions(*pelmServer, "Options");
-                while ((pElmOptions = nlOptions.forAllNodes()) != NULL) /** @todo this loop makes no sense, there can only be one <Options> child. */
+                while ((pElmOptions = nlOptions.forAllNodes()) != NULL) /** @todo this loop makes no sense, there can only be one \<Options\> child. */
                     readDHCPOptions(srv.GlobalConfig, *pElmOptions, true /*fIgnoreSubnetMask*/);