* various fixes identified by gcc4, provided by Joe Prostko

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30902 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/thread.cpp

@@ -632,6 +632,9 @@ undertaker(void* /*args*/)
 		thread_enqueue(thread, &dead_q);
 			// TODO: Use the slab allocator!
 	}
+
+	// never can get here
+	return B_OK;
 }