diff --git a/include/proto/stream_interface.h b/include/proto/stream_interface.h
index 9a67e81..f408f96 100644
--- a/include/proto/stream_interface.h
+++ b/include/proto/stream_interface.h
@@ -29,7 +29,7 @@
 
 
 /* main event functions used to move data between sockets and buffers */
-void stream_int_check_timeouts(struct stream_interface *si);
+int stream_int_check_timeouts(struct stream_interface *si);
 void stream_int_report_error(struct stream_interface *si);
 void stream_int_return(struct stream_interface *si, const struct chunk *msg);
 void stream_int_retnclose(struct stream_interface *si, const struct chunk *msg);
diff --git a/src/stream_interface.c b/src/stream_interface.c
index 2b14d2d..76f447d 100644
--- a/src/stream_interface.c
+++ b/src/stream_interface.c
@@ -29,6 +29,7 @@
 #include <proto/buffers.h>
 #include <proto/client.h>
 #include <proto/fd.h>
+#include <proto/stream_interface.h>
 #include <proto/stream_sock.h>
 #include <proto/task.h>