https://github.com/openbsd/ports/blob/master/www/retawq/patches/patch-docu_retawq_1

--- docu/retawq.1	Sun Mar 19 02:21:22 2006
+++ docu/retawq.1	Sat Oct 18 15:06:54 2008
@@ -29,5 +29,5 @@ Seriously: this early release of retawq has several kn
 Arne Thomassen <arne@arne-thomassen.de>
 .SH SEE ALSO
 Extensive documentation about retawq is available in HTML form by way of the file
-.I retawq/docu/index.html
+.I @PREFIX@/share/doc/retawq/index.html
 in the release package.
