Index: libctf/Makefile.in
--- libctf/Makefile.in.orig
+++ libctf/Makefile.in
@@ -306,7 +306,7 @@ am__v_texidevnull_ = $(am__v_texidevnull_@AM_DEFAULT_V
 am__v_texidevnull_0 = > /dev/null
 am__v_texidevnull_1 = 
 am__dirstamp = $(am__leading_dot)dirstamp
-INFO_DEPS = doc/ctf-spec.info
+INFO_DEPS =
 am__TEXINFO_TEX_DIR = $(srcdir)
 DVIS = doc/ctf-spec.dvi
 PDFS = doc/ctf-spec.pdf