diff --git a/libio/ChangeLog b/libio/ChangeLog
index 6de900739230..e1df607ebbef 100644
--- a/libio/ChangeLog
+++ b/libio/ChangeLog
@@ -1,3 +1,7 @@
+2000-04-02  Zack Weinberg  <zack@wolery.cumb.org>
+
+	* configure.in: Indent the # of #include_next one space.
+
 2000-03-29  Jason Merrill  <jason@casey.cygnus.com>
 
 	* configure.in: -linux-gnu*, not -linux-gnu.
diff --git a/libio/configure.in b/libio/configure.in
index 7c3ff07aef1a..307316858b29 100644
--- a/libio/configure.in
+++ b/libio/configure.in
@@ -109,7 +109,7 @@ case "${target}" in
     # Create a wrapper if necessary.
     (echo "#include <bits/libc-lock.h>" | ${CC-cc} -E -) >/dev/null 2>&1 ||
       {
-	echo "#include_next <libc-lock.h>" > libc-lock.h
+	echo " #include_next <libc-lock.h>" > libc-lock.h
 	echo 'asm (".weak _pthread_cleanup_pop_restore");' >> libc-lock.h
 	echo 'asm (".weak _pthread_cleanup_push_defer");' >> libc-lock.h