From e0df5fb2025ed661a48cf4ab5d0240b41eacd01d Mon Sep 17 00:00:00 2001
From: Matt Borland <matt@mattborland.com>
Date: Tue, 17 Jan 2023 09:17:19 -0800
Subject: [PATCH] Add missing header

[ci skip]
---
 include/boost/charconv/to_chars.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/charconv/to_chars.hpp b/include/boost/charconv/to_chars.hpp
index f5b136b..7e9ca2a 100644
--- a/include/boost/charconv/to_chars.hpp
+++ b/include/boost/charconv/to_chars.hpp
@@ -11,6 +11,7 @@
 #include <array>
 #include <cstring>
 #include <cstdio>
+#include <cerrno>
 
 namespace boost { namespace charconv {