Use a @configure_input@ comment at the start of generated Makefiles

diff --git a/lwlib/Makefile.in b/lwlib/Makefile.in
index a44f62955bf9874c971f40ea8b09e793ed3df3f9..f228221c45dad202983f212f9ca3966e475c3471 100644 (file)
--- a/lwlib/Makefile.in
+++ b/lwlib/Makefile.in
@@ -1,3 +1,5 @@
+### @configure_input@
+
 # Copyright (C) 1992, 1993 Lucid, Inc.
 # Copyright (C) 1994, 2001-2013 Free Software Foundation, Inc.
 #