diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index 4ef3753d940..693d28e9ac9 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,6 +1,9 @@
 2007-07-17  Francesco Potort,Al(B  <pot@gnu.org>
 
 	* etags.c (C_entries): Reset the fvdef machine when out of function.
+	(PRINT_UNDOCUMENTED_OPTIONS_HELP): #define as FALSE if undefined.
+	(print_help): Use it in if() rather than #if.
+	(print_help): Conditionally print help about --no-line-directive.
 
 2007-07-16  Eli Zaretskii  <eliz@gnu.org>