Add missing static keyword in some configuration

core/thread/inc/ThreadLocalStorage.h

@@ -77,11 +77,11 @@
 
 #elif defined(R__HAS___THREAD)
 
-#  define TTHREAD_TLS(type)  __thread type
+#  define TTHREAD_TLS(type)  static __thread type
 
 #elif defined(R__HAS_DECLSPEC_THREAD)
 
-#  define TTHREAD_TLS(type) __declspec(thread) type
+#  define TTHREAD_TLS(type) static __declspec(thread) type
 
 #elif defined(R__HAS_PTHREAD)