1 files changed, 1 insertions, 0 deletions
diff --git a/src/udp.h b/src/udp.h
index 5b74c2d..355a761 100644
--- a/src/udp.h
+++ b/src/udp.h
@@ -48,6 +48,7 @@ typedef struct {
 
 struct udp_socket_struct {
   int fd_;
+  unsigned int idx_;
   udp_endpoint_t local_end_;
   udp_endpoint_t remote_end_;
   int remote_end_set_;