From 070f28339f3c8edd6f6704dc1590b9a962c18ced Mon Sep 17 00:00:00 2001
From: Simon Cruanes <simon.cruanes.2007@m4x.org>
Date: Tue, 3 Sep 2024 10:03:25 -0400
Subject: [PATCH] version constraint on moonpool-io

---
 src/io/dune | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/io/dune b/src/io/dune
index 2c01d4f9..8d290f98 100644
--- a/src/io/dune
+++ b/src/io/dune
@@ -2,4 +2,6 @@
  (name moonpool_io)
  (public_name moonpool-io)
  (synopsis "Async IO for moonpool, using Picos")
+ (enabled_if
+  (>= %{ocaml_version} 5.0))
  (libraries moonpool picos_stdio picos_stdio.select picos_stdio.fd))