From 05e608a0c72a5da8cc92a50dd6f79bad046fb977 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Tue, 9 Oct 2018 12:58:13 -0400
Subject: [PATCH] stage1 os: workaround for macos not having environ variable

---
 src/os.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/os.cpp b/src/os.cpp
index e1bd6bd479..6df463d8a5 100644
--- a/src/os.cpp
+++ b/src/os.cpp
@@ -71,6 +71,12 @@ static clock_serv_t cclock;
 #include <errno.h>
 #include <time.h>
 
+// Apple doesn't provide the environ global variable
+#if defined(__APPLE__) && !defined(environ)
+#include <crt_externs.h>
+#define environ (*_NSGetEnviron())
+#endif 
+
 #if defined(ZIG_OS_POSIX)
 static void populate_termination(Termination *term, int status) {
     if (WIFEXITED(status)) {