--- doc/Makefile.in.orig	2013-11-11 04:41:52 UTC
+++ doc/Makefile.in
@@ -278,7 +278,7 @@ host_vendor = @host_vendor@
 host_cpu = @host_cpu@
 host_os = @host_os@
 host_vendor = @host_vendor@
-htmldir = $(am__append_1)
+htmldir = @htmldir@
 includedir = @includedir@
 infodir = @infodir@
 install_sh = @install_sh@