diff --git a/src/proto/message.pro b/src/proto/message.pro
index cff7d6b..09b9152 100644
--- a/src/proto/message.pro
+++ b/src/proto/message.pro
@@ -54,6 +54,7 @@
 void msg_clr_cmdline __ARGS((void));
 int msg_end __ARGS((void));
 void msg_check __ARGS((void));
+int redirecting __ARGS((void));
 void verbose_enter __ARGS((void));
 void verbose_leave __ARGS((void));
 void verbose_enter_scroll __ARGS((void));