From 50ab3db0ca54a850ee77f4622e4a83c01bc3a9c1 Mon Sep 17 00:00:00 2001
From: John Emmas <johne53@tiscali.co.uk>
Date: Wed, 8 Oct 2014 15:00:51 +0100
Subject: [PATCH] When building 'libs/pbd/cpus.cc' (with MSVC) make sure we
 know what 'PTW32_VERSION' is

---
 libs/pbd/cpus.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/pbd/cpus.cc b/libs/pbd/cpus.cc
index 48b919cd96..0f73d51027 100644
--- a/libs/pbd/cpus.cc
+++ b/libs/pbd/cpus.cc
@@ -32,6 +32,10 @@
 
 #include "pbd/cpus.h"
 
+#if defined(COMPILER_MSVC) && !defined(PTW32_VERSION)
+#include <ardourext/pthread.h>  // Gets us 'PTW32_VERSION'
+#endif
+
 uint32_t
 hardware_concurrency()
 {