--- doc/Makefile.in.orig	2007-09-03 17:53:35.000000000 +0800
+++ doc/Makefile.in	2008-04-14 15:33:21.000000000 +0800
@@ -154,7 +154,7 @@
 builddir = @builddir@
 datadir = @datadir@
 datarootdir = @datarootdir@
-docdir = $(prefix)/doc/@PACKAGE_TARNAME@-@PACKAGE_VERSION@
+docdir = $(prefix)/share/doc/@PACKAGE_TARNAME@
 dvidir = @dvidir@
 enable_dot = @enable_dot@
 enable_html_docs = @enable_html_docs@