From 29660016a25a8374cbe4b423a9660edd22b9648f Mon Sep 17 00:00:00 2001
From: Sergey Fedorov <barracuda@macos-powerpc.org>
Date: Mon, 17 Feb 2025 11:10:15 +0800
Subject: [PATCH] utilsunx: no memset_s before 10.9

---
 src/unix/utilsunx.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp
index 8a944cd626..7d384705d1 100644
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -150,6 +150,7 @@
 
 #if defined(__DARWIN__)
     #include <sys/sysctl.h>
+    #include <AvailabilityMacros.h>
 #endif
 
 // ----------------------------------------------------------------------------
@@ -225,7 +226,7 @@ void wxSecureZeroMemory(void* v, size_t n)
     // but may be found in a non-standard header file, or in a library that is
     // not linked by default.
     explicit_bzero(v, n);
-#elif defined(__DARWIN__) || defined(__STDC_LIB_EXT1__)
+#elif (defined(__DARWIN__) && (MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)) || defined(__STDC_LIB_EXT1__)
     // memset_s() is available since OS X 10.9, and may be available on
     // other platforms.
     memset_s(v, n, 0, n);