--- lib/autoconf/Makefile.in.orig	Tue Apr 24 22:40:26 2012
+++ lib/autoconf/Makefile.in	Thu May 24 23:31:45 2012
@@ -215,7 +215,7 @@ dist_autoconflib_DATA = \
 	lang.m4 c.m4 erlang.m4 fortran.m4 \
 	functions.m4 go.m4 headers.m4 types.m4 libs.m4 programs.m4
 
-nodist_autoconflib_DATA = autoconf.m4f
+nodist_autoconflib_DATA = # autoconf.m4f
 CLEANFILES = $(nodist_autoconflib_DATA)
 TAGS_FILES = $(dist_autoconflib_DATA)
 ETAGS_ARGS = $(ETAGS_FOR_AUTOCONF)