From 3ae703d80adbef07c7a7d6695929a953fcf61c0a Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Sat, 22 Sep 2001 12:11:46 +0000
Subject: [PATCH] Added more thread conformance macros (AIX).

[SVN r11201]
---
 include/boost/config/compiler/vacpp.hpp | 7 +++++++
 include/boost/config/platform/aix.hpp   | 4 ++++
 2 files changed, 11 insertions(+)

diff --git a/include/boost/config/compiler/vacpp.hpp b/include/boost/config/compiler/vacpp.hpp
index 3f35a54b..b5f972f2 100644
--- a/include/boost/config/compiler/vacpp.hpp
+++ b/include/boost/config/compiler/vacpp.hpp
@@ -10,6 +10,13 @@
 #define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
 #define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
 
+//
+// On AIX thread support seems to be indicated by _THREAD_SAFE:
+//
+#ifdef _THREAD_SAFE
+#  define BOOST_HAS_THREADS
+#endif
+
 #define BOOST_COMPILER "IBM Visual Age" BOOST_STRINGIZE(__IBMCPP__)
 
 //
diff --git a/include/boost/config/platform/aix.hpp b/include/boost/config/platform/aix.hpp
index 60784e10..975d4759 100644
--- a/include/boost/config/platform/aix.hpp
+++ b/include/boost/config/platform/aix.hpp
@@ -13,4 +13,8 @@
 #define BOOST_HAS_PTHREADS
 #define BOOST_HAS_NL_TYPES_H
 
+// Threading API's:
+#define BOOST_HAS_PTHREAD_DELAY_NP
+#define BOOST_HAS_PTHREAD_YIELD
+