correct namespacing to work with really old GCC;

lookups/LookupTable.h

@@ -60,7 +60,8 @@ namespace lookups
         LookupTable(const std::string& filename, uint32_t reloadTime) :
             Thread(),
             m_filename(filename),
-            m_reloadTime(reloadTime)
+            m_reloadTime(reloadTime),
+            m_table()
         {
             /* stub */
         }

p25/Control.h

@@ -57,10 +57,10 @@ namespace p25
     // ---------------------------------------------------------------------------
     
     namespace packet { class HOST_SW_API Voice; }
-    namespace dfsi::packet { class HOST_SW_API DFSIVoice; }
+    namespace dfsi { namespace packet { class HOST_SW_API DFSIVoice; } }
     namespace packet { class HOST_SW_API Data; }
     namespace packet { class HOST_SW_API Trunk; }
-    namespace dfsi::packet { class HOST_SW_API DFSITrunk; }
+    namespace dfsi { namespace packet { class HOST_SW_API DFSITrunk; } }
 
     // ---------------------------------------------------------------------------
     //  Class Declaration

p25/packet/Trunk.h

@@ -48,7 +48,7 @@ namespace p25
     // ---------------------------------------------------------------------------
     
     namespace packet { class HOST_SW_API Voice; }
-    namespace dfsi::packet { class HOST_SW_API DFSIVoice; }
+    namespace dfsi { namespace packet { class HOST_SW_API DFSIVoice; } }
     namespace packet { class HOST_SW_API Data; }
     class HOST_SW_API Control;