1 files changed, 5 insertions, 0 deletions
diff --git a/thread_pthread.h b/thread_pthread.h
index f180a79d27..b3e7c36cf0 100644
--- a/thread_pthread.h
+++ b/thread_pthread.h
@@ -32,6 +32,11 @@ typedef struct native_thread_data_struct {
 
 #include <semaphore.h>
 
+#undef except
+#undef try
+#undef leave
+#undef finally
+
 typedef struct rb_global_vm_lock_struct {
     /* fast path */
     unsigned long acquired;