--- a/symbianosbld/cedarutils/inc/Symbian_OS_tb102sf.hrh	Tue Feb 02 01:12:20 2010 +0200
+++ b/symbianosbld/cedarutils/inc/Symbian_OS_tb102sf.hrh	Fri Apr 16 16:15:22 2010 +0300
@@ -2387,7 +2387,14 @@
 
 #define SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
 
-
-
-
-
+/**
+	@publishedPartner
+	@released
+
+	SYMBIAN_E32_ATOMIC_API
+
+	If SYMBIAN_E32_ATOMIC_API is defined the header file e32atomics.h is available
+	and should be used in preference to hand-coding ARM atomic instructions.
+*/
+#define SYMBIAN_E32_ATOMIC_API
+