Index: lib/libpthread_dbg/pthread_dbg.h
===================================================================
RCS file: /cvsroot/src/lib/libpthread_dbg/pthread_dbg.h,v
retrieving revision 1.6
diff -u -p -w -b -r1.6 pthread_dbg.h
--- lib/libpthread_dbg/pthread_dbg.h	2 Oct 2011 18:18:14 -0000	1.6
+++ lib/libpthread_dbg/pthread_dbg.h	22 Oct 2016 16:12:37 -0000
@@ -35,9 +35,14 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
+#ifndef _LIB_PTHREAD_DBG_H
+#define _LIB_PTHREAD_DBG_H
+
 #include <sys/types.h>
 #include <signal.h>
 
+__BEGIN_DECL
+
 struct td_proc_st;
 struct td_thread_st;
 struct td_sync_st;
@@ -188,3 +193,7 @@ int td_thr_suspend(td_thread_t *);
 
 /* Restore a suspended thread to its previous state */
 int td_thr_resume(td_thread_t *);
+
+__END_DECL
+
+#endif /* _LIB_PTHREAD_DBG_H */