thread.c: rb_thread_fd_close [ci skip]

* thread.c (rb_thread_fd_close): remove deprecated. a couple of
  external libraries used it.  [ruby-core:80078] [Bug #13304]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57950 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 5 deletions

diff --git a/thread.c b/thread.c
index 736946bf68..7a902d2751 100644
--- a/thread.c
+++ b/thread.c
@@ -2197,15 +2197,10 @@ rb_notify_fd_close(int fd)
     return busy;
 }
 
-NORETURN(void rb_thread_fd_close(int fd));
 void
 rb_thread_fd_close(int fd)
 {
-#ifdef DONT_USE
     while (rb_notify_fd_close(fd));
-#else
-    DEPRECATED_INTERNAL_FEATURE("rb_thread_fd_close");
-#endif
 }
 
 /*