From 051464e7fd0df305d4bbfa7cac456bccae575a24 Mon Sep 17 00:00:00 2001
From: SASANO Takayoshi <uaa@uaa.org.uk>
Date: Sat, 16 May 2026 16:23:43 +0900
Subject: [PATCH] fix(openbsd): add #include <stdarg> to avoid 'unknown type
 name' error

---
 src/lib/base/String.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/base/String.h b/src/lib/base/String.h
index ab1b20089..567af1d25 100644
--- a/src/lib/base/String.h
+++ b/src/lib/base/String.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdarg>
 #include <string>
 
 //! std::string utilities