From a3e241f4710e67d1b7ad10608fa40c441411421a Mon Sep 17 00:00:00 2001
From: "Ben \"root\" Anderson" <roothorick@gmail.com>
Date: Sat, 9 Nov 2013 18:36:57 -0600
Subject: [PATCH] Apparently Mac needs this too

---
 src/archutils/Unix/Backtrace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/archutils/Unix/Backtrace.h b/src/archutils/Unix/Backtrace.h
index fa2b74b0a7..51c3c9b838 100644
--- a/src/archutils/Unix/Backtrace.h
+++ b/src/archutils/Unix/Backtrace.h
@@ -42,7 +42,7 @@ bool GetThreadBacktraceContext( uint64_t ThreadID, BacktraceContext *ctx );
 
 /* Set up a BacktraceContext to get a backtrace after receiving a signal, given
  * a ucontext_t (see sigaction(2)).  (This interface is UNIX-specific.) */
-#if defined(UNIX)
+#if defined(UNIX) || defined(MACOSX)
 #include <ucontext.h>
 void GetSignalBacktraceContext( BacktraceContext *ctx, const ucontext_t *uc );
 #endif