Index: tests/concurrent/clib_tls.c
===================================================================
--- tests/concurrent/clib_tls.c	(revision c457dc41e6b4b62b0efdae9921df595bf3a48d66)
+++ tests/concurrent/clib_tls.c	(revision 7404cdc59f1eeab6e0d58b026654d7e98ca5cfe2)
@@ -3,8 +3,14 @@
 #include <clib/cfathread.h>
 #include <bits/defs.hfa>
+#include <time_t.hfa>
 
 extern "C" {
 void _exit(int status);
 }
+
+Duration default_preemption(){
+	return 0;
+}
+
 
 thread_local int checkval = 0xBAADF00D;