Fix bad conditional compilation

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1396 42af7a65-404d-4744-a932-0658087f49c3

graphics/nxmu/nx_eventhandler.c

@@ -210,7 +210,7 @@ int nx_eventhandler(NXHANDLE handle)
       }
       break;
 
-#ifdef CONFIG_NX_KBD
+#ifdef CONFIG_NX_MOUSE
     case NX_CLIMSG_MOUSEIN:
       {
         FAR struct nxclimsg_mousein_s *mouse = (FAR struct nxclimsg_mousein_s *)buffer;