Add client support for LED state sync
diff --git a/common/rfb/CMsgHandler.h b/common/rfb/CMsgHandler.h
index 993276e..ef2cda2 100644
--- a/common/rfb/CMsgHandler.h
+++ b/common/rfb/CMsgHandler.h
@@ -69,6 +69,8 @@
     virtual void bell() = 0;
     virtual void serverCutText(const char* str, rdr::U32 len) = 0;
 
+    virtual void setLEDState(unsigned int state);
+
     ConnParams cp;
   };
 }