1 files changed, 9 insertions, 1 deletions

diff --git a/src/include/gnunet_network_lib.h b/src/include/gnunet_network_lib.h
index 55d0a3d7b..e2ebd450e 100644
--- a/src/include/gnunet_network_lib.h
+++ b/src/include/gnunet_network_lib.h
@@ -132,17 +132,25 @@ GNUNET_NETWORK_socket_set_blocking (struct GNUNET_NETWORK_Handle *fd,
 
 
 /**
+ * Fail to bind if an address is already in use.
+ */
+#define GNUNET_BIND_EXCLUSIVE 0x01
+
+
+/**
  * Bind a socket to a particular address.
  *
  * @param desc socket to bind
  * @param address address to be bound
  * @param address_len length of address
+ * @param flags flags affecting bind behaviour
  * @return #GNUNET_OK on success, #GNUNET_SYSERR otherwise
  */
 int
 GNUNET_NETWORK_socket_bind (struct GNUNET_NETWORK_Handle *desc,
                             const struct sockaddr *address,
-                            socklen_t address_len);
+                            socklen_t address_len,
+                            int flags);
 
 /**
  * Close a socket.