--- linden-orig/indra/llcommon/llapr.cpp	2007-09-13 15:35:18.000000000 +0200
+++ linden/indra/llcommon/llapr.cpp	2007-09-16 17:59:54.640625000 +0200
@@ -44,7 +44,7 @@
 		apr_pool_create(&gAPRPoolp, NULL);
 
 		// Initialize the logging mutex
-		apr_thread_mutex_create(&gLogMutexp, APR_THREAD_MUTEX_UNNESTED, gAPRPoolp);
+		apr_thread_mutex_create(&gLogMutexp, APR_THREAD_MUTEX_NESTED, gAPRPoolp);
 	}
 }
 
--- linden-orig/indra/llcommon/llthread.cpp	2007-09-13 15:35:18.000000000 +0200
+++ linden/indra/llcommon/llthread.cpp	2007-09-16 17:59:53.203125000 +0200
@@ -266,7 +266,7 @@
 		mIsLocalPool = TRUE;
 		apr_pool_create(&mAPRPoolp, NULL); // Create a subpool for this thread
 	}
-	apr_thread_mutex_create(&mAPRMutexp, APR_THREAD_MUTEX_UNNESTED, mAPRPoolp);
+	apr_thread_mutex_create(&mAPRMutexp, APR_THREAD_MUTEX_NESTED, mAPRPoolp);
 }
 
 
--- linden-orig/indra/llmessage/llpumpio.cpp	2007-09-13 15:35:18.000000000 +0200
+++ linden/indra/llmessage/llpumpio.cpp	2007-09-16 17:59:51.656250000 +0200
@@ -684,8 +684,8 @@
 	if(!pool) return;
 #if LL_THREADS_APR
 	// SJB: Windows defaults to NESTED and OSX defaults to UNNESTED, so use UNNESTED explicitly.
-	apr_thread_mutex_create(&mChainsMutex, APR_THREAD_MUTEX_UNNESTED, pool);
-	apr_thread_mutex_create(&mCallbackMutex, APR_THREAD_MUTEX_UNNESTED, pool);
+	apr_thread_mutex_create(&mChainsMutex, APR_THREAD_MUTEX_NESTED, pool);
+	apr_thread_mutex_create(&mCallbackMutex, APR_THREAD_MUTEX_NESTED, pool);
 #endif
 	mPool = pool;
 }