From 4ed018d947189f5f76f88be3fb6b28005b60fe2b Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 11 Dec 2017 02:30:21 +0000
Subject: depend on win32.h on Windows

* lib/mkmf.rb (depend_rules): all objs should depend on win32.h on Windows.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61107 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/mkmf.rb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 7e40c2d193..8812d574f8 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -2124,7 +2124,10 @@ RULES
     unless suffixes.empty?
       depout.unshift(".SUFFIXES: ." + suffixes.uniq.join(" .") + "\n\n")
     end
-    depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n") if $extconf_h
+    if $extconf_h
+      depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n")
+      depout.unshift("$(OBJS): $(hdrdir)/ruby/win32.h\n\n") if $mswin or $mingw
+    end
     depout.flatten!
     depout
   end
-- 
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