1 files changed, 1 insertions, 1 deletions

diff --git a/include/pthread_np.h b/include/pthread_np.h
index f5ac7f5aeb7cc..e479df66f89f0 100644
--- a/include/pthread_np.h
+++ b/include/pthread_np.h
@@ -50,7 +50,7 @@ int pthread_single_np __P((void));
 int pthread_suspend_np __P((pthread_t));
 int pthread_mutexattr_getkind_np __P((pthread_mutexattr_t));
 int pthread_mutexattr_setkind_np __P((pthread_mutexattr_t *, int));
-void pthread_set_name_np __P((pthread_t, char *));
+void pthread_set_name_np __P((pthread_t, const char *));
 int pthread_switch_add_np __P((pthread_switch_routine_t));
 int pthread_switch_delete_np __P((pthread_switch_routine_t));
 int pthread_main_np __P((void));