From bedceea2a8aef427d96a77762e9d4bda9f0cc0c3 Mon Sep 17 00:00:00 2001
From: Jason Evans <je@fb.com>
Date: Fri, 20 Apr 2012 14:12:30 -0700
Subject: [PATCH] Fix isthreaded-related build breakage.

---
 include/jemalloc/internal/mutex.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/jemalloc/internal/mutex.h b/include/jemalloc/internal/mutex.h
index c46feee3..8837ef57 100644
--- a/include/jemalloc/internal/mutex.h
+++ b/include/jemalloc/internal/mutex.h
@@ -40,6 +40,7 @@ struct malloc_mutex_s {
 #ifdef JEMALLOC_LAZY_LOCK
 extern bool isthreaded;
 #else
+#  undef isthreaded /* Undo private_namespace.h definition. */
 #  define isthreaded true
 #endif