Revert r66968

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@66975 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 2 deletions

diff --git a/thread.c b/thread.c
index 0415ea8c6a..3992753304 100644
--- a/thread.c
+++ b/thread.c
@@ -4172,14 +4172,12 @@ terminate_atfork_i(rb_thread_t *th, const rb_thread_t *current_th)
     }
 }
 
-void rb_fiber_atfork(rb_thread_t *);
 void
 rb_thread_atfork(void)
 {
     rb_thread_t *th = GET_THREAD();
     rb_thread_atfork_internal(th, terminate_atfork_i);
     th->join_list = NULL;
-    rb_fiber_atfork(th);
 
     /* We don't want reproduce CVE-2003-0900. */
     rb_reset_random_seed();