PIEthernet more accuracy construct

PIThread windows fix

libs/main/io_devices/piethernet.h

@@ -472,7 +472,7 @@ protected:
 	virtual void received(const void * data, int size) { ; }
 
 	void construct();
-	bool init();
+	void init();
 	bool openDevice() override;
 	bool closeDevice() override;
 	void closeSocket(int & sd);
@@ -481,8 +481,8 @@ protected:
 	void applyOptInt(int level, int opt, int val);
 
 	PRIVATE_DECLARATION(PIP_EXPORT)
-	int sock, sock_s;
-	std::atomic_bool connected_, connecting_, listen_threaded, server_bounded;
+	int sock = -1, sock_s = -1;
+	std::atomic_bool connected_ = {false}, connecting_ = {false}, listen_threaded = {false}, server_bounded = {false};
 	bool is_server_client = false;
 	mutable PINetworkAddress addr_r, addr_s, addr_lr;
 	Type eth_type;