$OpenBSD: patch-Makefile,v 1.7 2018/02/11 19:23:49 kn Exp $
Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -91,6 +91,7 @@ install-examples:
 	@echo installing examples to ${example_dir}
 	@mkdir -p ${example_dir}
 	@cp examples/* ${example_dir}
+	@rm -f ${example_dir}/*.{beforesubst,orig}
 	@chmod 644 ${example_dir}/*
 
 install-applications:
