From cf9445a33ac296f34461fd01ae845f4d7b6b3b33 Mon Sep 17 00:00:00 2001
From: Paul <pfultz2@yahoo.com>
Date: Sat, 25 Nov 2023 17:47:28 -0600
Subject: [PATCH] Add functional header

---
 lib/utils.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/utils.h b/lib/utils.h
index 4b8aecd9c8f..a6edb48ddef 100644
--- a/lib/utils.h
+++ b/lib/utils.h
@@ -27,6 +27,7 @@
 #include <array>
 #include <cstddef>
 #include <cstdint>
+#include <functional>
 #include <initializer_list>
 #include <limits>
 #include <stdexcept>