These were caused by the tests assuming default values for some session
configuration settings, in particular session.save_path and session.name.
The tests now explicitly set these settings in the --INI-- section.
--TEST--
Test session_module_name() function : variation
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
--TEST--
Test session_name() function : error functionality
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
--TEST--
Test session_name() function : error functionality
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
--TEST--
Test session_name() function : variation
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
Test session_save_path() function : basic functionality
--INI--
session.gc_probability=0
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
Test session_save_path() function : error functionality
--INI--
session.gc_probability=0
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
Test session_save_path() function : variation
--INI--
session.gc_probability=0
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
--TEST--
Test session_set_save_handler() function : basic functionality
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--
--TEST--
Test session_set_save_handler() function : error functionality
+--INI--
+session.save_path=
+session.name=PHPSESSID
--SKIPIF--
<?php include('skipif.inc'); ?>
--FILE--