Fixed HP aCC warnings

src/ca/repeater.cpp

@@ -114,7 +114,6 @@ static bool makeSocket ( unsigned short port, bool reuseAddr, SOCKET * pSock )
 		struct sockaddr_in ia;
 		struct sockaddr sa;
 	} bd;
-    int flag;
 
     SOCKET sock = epicsSocketCreate ( AF_INET, SOCK_DGRAM, 0 );     
     if ( sock == INVALID_SOCKET ) {

src/ca/tcpiiu.cpp

@@ -1482,7 +1482,7 @@ void tcpSendThread::interruptSocketSend ()
     }
 }
 
-void tcpiiu::operator delete ( void * pCadaver )
+void tcpiiu::operator delete ( void * /* pCadaver */ )
 {
     // Visual C++ .net appears to require operator delete if
     // placement operator delete is defined? I smell a ms rat