$NetBSD: patch-tools_ocaml_Makefile.rules,v 1.1 2021/01/08 22:08:46 bouyer Exp $

--- tools/ocaml/Makefile.rules.orig	2021-01-08 22:48:10.638776688 +0100
+++ tools/ocaml/Makefile.rules	2021-01-08 22:49:05.627085243 +0100
@@ -34,7 +34,7 @@
 	$(call quiet-command, $(OCAMLYACC) -q $<,MLYACC,$@)
 
 %.o: %.c
-	$(call quiet-command, $(CC) $(CFLAGS) -c -o $@ $<,CC,$@)
+	$(call quiet-command, $(CC) $(CFLAGS) -Wno-error=discarded-qualifiers -c -o $@ $<,CC,$@)
 
 META: META.in
 	sed 's/@VERSION@/$(VERSION)/g' < $< $o