$OpenBSD$
--- help/C/Makefile.in.orig	Fri Jan 30 02:03:18 2009
+++ help/C/Makefile.in	Fri Jan 30 02:03:30 2009
@@ -528,7 +528,7 @@ all: $(top_srcdir)/README
 dist-hook: app-dist-hook
 
 $(top_srcdir)/README: gjiten.xml
-	xmlto txt gjiten.xml
+	xmlto --skip-validation txt gjiten.xml
 	-mv gjiten.txt $(top_srcdir)/README
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.