Fix miscellaneous compiler warnings. Thanks to Jacob Nevins

[PuTTY_svn.git] / network.h

diff --git a/network.h b/network.h
index 71fe333bd677a80f50dcadb3c65fbd95e75658b4..dda34bc058e74f8673ea1ae10359f857b6f051a8 100644 (file)
--- a/network.h
+++ b/network.h
@@ -14,6 +14,9 @@
  * send _that_ to the receiver function with `urgent' set.
  */
 
+#ifndef PUTTY_NETWORK_H
+#define PUTTY_NETWORK_H
+
 typedef struct Socket_tag *Socket;
 typedef struct SockAddr_tag *SockAddr;
 typedef int (*sk_receiver_t)(Socket s, int urgent, char *data, int len);
@@ -42,3 +45,5 @@ void *sk_get_private_ptr(Socket s);
  */
 char *sk_addr_error(SockAddr addr);
 char *sk_socket_error(Socket addr);
+
+#endif