"Compiling" version
diff --git a/Include/errors.h b/Include/errors.h
index f0e3762..21c57d1 100755
--- a/Include/errors.h
+++ b/Include/errors.h
@@ -7,7 +7,7 @@
 void err_get PROTO((object **, object **));
 void err_clear PROTO((void));
 
-/* Predefined exceptions (in run.c) */
+/* Predefined exceptions */
 
 extern object *RuntimeError;
 extern object *EOFError;
@@ -29,5 +29,6 @@
 extern int err_badarg PROTO((void));
 extern object *err_nomem PROTO((void));
 extern object *err_errno PROTO((object *));
+extern void err_input PROTO((int));
 
 extern void err_badcall PROTO((void));