diff -up ./configure.orig ./configure
--- ./configure.orig	2009-04-16 22:55:18.029106971 +0200
+++ ./configure	2009-04-16 22:57:07.503855953 +0200
@@ -22097,7 +22097,7 @@ _ACEOF
 
 
 cat >>confdefs.h <<_ACEOF
-#define PKG_DOC_DIR "$dir/doc/$PACKAGE"
+#define PKG_DOC_DIR "$dir/doc/$PACKAGE-$VERSION"
 _ACEOF
 
 pkgdocdir="$dir/doc/$PACKAGE"