Fixed bug in xplaneConnect.c

Fixed bug in openUDP where sockets could not be reopened in OS X

C/src/xplaneConnect.c

@@ -89,6 +89,7 @@ struct xpcSocket openUDP(unsigned short port_number, const char *xpIP, unsigned
 
 #if (__APPLE__ || __linux)
     struct timeval tv;
+    int optval = 1;
 #endif
     
     // Setup Port
@@ -147,6 +148,10 @@ struct xpcSocket openUDP(unsigned short port_number, const char *xpIP, unsigned
         return theSocket;
     }
     
+    // Options
+        setsockopt(theSocket.sock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
+        setsockopt(theSocket.sock, SOL_SOCKET, SO_REUSEPORT, &optval, sizeof(optval));
+    
     //Bind
     if ( bind(theSocket.sock, (struct sockaddr *) &server, sizeof(server)) == -1)
     {