Switch to side-by-side view

--- a/libupnpp/control/discovery.hxx
+++ b/libupnpp/control/discovery.hxx
@@ -23,8 +23,6 @@
 #include "description.hxx"
 
 namespace UPnPClient {
-
-static void *discoExplorer(void *);
 
 /**
  * Manage UPnP discovery and maintain a directory of active devices. Singleton.
@@ -109,7 +107,7 @@
     bool getDevBySelector(bool cmp(const UPnPDeviceDesc&, const std::string&), 
                           const std::string& value, UPnPDeviceDesc& ddesc);
 
-    friend void *discoExplorer(void *);
+    static void *discoExplorer(void *);
 
     bool m_ok;
     std::string m_reason;