1 files changed, 1 insertions, 2 deletions
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index bc08878..88f0230 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -749,7 +749,6 @@ def _use_posix_spawn():
 # These are primarily fail-safe knobs for negatives. A True value does not
 # guarantee the given libc/syscall API will be used.
 _USE_POSIX_SPAWN = _use_posix_spawn()
-_USE_VFORK = True
 _HAVE_POSIX_SPAWN_CLOSEFROM = hasattr(os, 'POSIX_SPAWN_CLOSEFROM')
 
 
@@ -1902,7 +1901,7 @@ class Popen:
                             errpipe_read, errpipe_write,
                             restore_signals, start_new_session,
                             process_group, gid, gids, uid, umask,
-                            preexec_fn, _USE_VFORK)
+                            preexec_fn)
                     self._child_created = True
                 finally:
                     # be sure the FD is closed no matter what