https://git.ruby-lang.org/ruby.git/commit/?id=4d8f12ba38

From 4d8f12ba3806c735692429f1920a757024a935cc Mon Sep 17 00:00:00 2001
From: Matt Valentine-House <matt@e...>
Date: Thu, 7 Jul 2022 15:48:22 +0100
Subject: Fix macro redefinition warning for MacOS

Introduced by 7f64989e5c913ef7624e084badd1a43ce65b3ccc

./internal.h:110:9: warning: 'memcpy' macro redefined [-Wmacro-redefined]
        ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/secure/_string.h:62:9: note: previous definition is here
        ^
1 warning generated.
---
 internal.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/internal.h b/internal.h
index 236d68524c..0740ae99e5 100644
--- a/internal.h
+++ b/internal.h
@@ -107,6 +107,7 @@ RUBY_SYMBOL_EXPORT_END https://github.com/ruby/ruby/blob/trunk/internal.h#L107
 #define RB_BIGNUM_TYPE_P(x) RB_TYPE_P((x), T_BIGNUM)
 
 #ifndef __MINGW32__
+#undef memcpy
 #define memcpy ruby_nonempty_memcpy
 #endif
 #endif /* RUBY_INTERNAL_H */
-- 
cgit v1.2.1


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