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-rw-r--r--thread_pthread.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/thread_pthread.c b/thread_pthread.c
index aa8962a315..aa2c49e949 100644
--- a/thread_pthread.c
+++ b/thread_pthread.c
@@ -1422,11 +1422,9 @@ timer_thread_sleep(rb_global_vm_lock_t* unused)
#endif /* USE_SLEEPY_TIMER_THREAD */
#if defined(__linux__) && defined(PR_SET_NAME)
+# undef SET_THREAD_NAME
# define SET_THREAD_NAME(name) prctl(PR_SET_NAME, name)
-#elif defined(HAVE_PTHREAD_SETNAME_NP)
-/* pthread_setname_np() on Darwin does not have target thread argument */
-# define SET_THREAD_NAME(name) pthread_setname_np(name)
-#else
+#elif !defined(SET_THREAD_NAME)
# define SET_THREAD_NAME(name) (void)0
#endif