diff --git a/src/proto/main.pro b/src/proto/main.pro
index f0f9b73..307b606 100644
--- a/src/proto/main.pro
+++ b/src/proto/main.pro
@@ -9,6 +9,7 @@
 void state_no_longer_safe(char *reason);
 int get_was_safe_state(void);
 void may_trigger_safestateagain(void);
+int work_pending(void);
 void main_loop(int cmdwin, int noexmode);
 void getout_preserve_modified(int exitval);
 void getout(int exitval);