$OpenBSD: patch-doc_Makefile_in,v 1.11 2016/04/21 23:46:47 sthen Exp $
--- doc/Makefile.in.orig	Tue Apr 19 15:53:14 2016
+++ doc/Makefile.in	Fri Apr 22 00:37:12 2016
@@ -264,7 +264,7 @@ PYTHON_PLATFORM = @PYTHON_PLATFORM@
 PYTHON_PREFIX = @PYTHON_PREFIX@
 PYTHON_VERSION = @PYTHON_VERSION@
 RANLIB = @RANLIB@
-RRDDOCDIR = @RRDDOCDIR@
+RRDDOCDIR = $(datadir)/doc/rrdtool
 RRDGRAPH_YLEGEND_ANGLE = @RRDGRAPH_YLEGEND_ANGLE@
 RRD_DEFAULT_FONT = @RRD_DEFAULT_FONT@
 RUBY = @RUBY@
