#6577: fix (hopefully) all links to builtin instead of module/class-specific objects.
diff --git a/Doc/library/posixfile.rst b/Doc/library/posixfile.rst
index aaacc22..c27e412 100644
--- a/Doc/library/posixfile.rst
+++ b/Doc/library/posixfile.rst
@@ -24,9 +24,8 @@
 methods and adds the methods described below.  This module only works for
 certain flavors of Unix, since it uses :func:`fcntl.fcntl` for file locking.
 
-To instantiate a posixfile object, use the :func:`open` function in the
-:mod:`posixfile` module.  The resulting object looks and feels roughly the same
-as a standard file object.
+To instantiate a posixfile object, use the :func:`posixfile.open` function.  The
+resulting object looks and feels roughly the same as a standard file object.
 
 The :mod:`posixfile` module defines the following constants: