From 799ea1d1540aca03542ee31647052343507a4b41 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Sun, 11 Apr 2021 20:15:59 +0900
Subject: [PATCH] mkmf.rb: convert also arch_hdrdir [Bug #16651]

---
 lib/mkmf.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 01f240194e..1963413231 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -1943,7 +1943,7 @@ NULLCMD = #{CONFIG['NULLCMD']}
 srcdir = #{srcdir.gsub(/\$\((srcdir)\)|\$\{(srcdir)\}/) {mkintpath(CONFIG[$1||$2]).unspace}}
 topdir = #{mkintpath(topdir = $extmk ? CONFIG["topdir"] : $topdir).unspace}
 hdrdir = #{(hdrdir = CONFIG["hdrdir"]) == topdir ? "$(topdir)" : mkintpath(hdrdir).unspace}
-arch_hdrdir = #{$arch_hdrdir.quote}
+arch_hdrdir = #{mkintpath($arch_hdrdir).unspace}
 PATH_SEPARATOR = #{CONFIG['PATH_SEPARATOR']}
 VPATH = #{vpath.join(CONFIG['PATH_SEPARATOR'])}
 }