>From 4b52185214e9bd28026df2e1694191f2f8abe3f1 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Sun, 25 Oct 2020 18:16:10 +0100
Subject: [PATCH 4/5] ssfmalloc tests: Portability to Minix.

* modules/ssfmalloc-tests (Files): Add m4/mmap-anon.m4.
(configure.ac): Invoke gl_FUNC_MMAP_ANON.
* m4/mmap-anon.m4: Update comment.
---
 ChangeLog               | 5 +++++
 m4/mmap-anon.m4         | 4 ++--
 modules/ssfmalloc-tests | 2 ++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 32b5e0e..26ba40c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2020-10-25  Bruno Haible  <bruno@clisp.org>
 
+	ssfmalloc tests: Portability to Minix.
+	* modules/ssfmalloc-tests (Files): Add m4/mmap-anon.m4.
+	(configure.ac): Invoke gl_FUNC_MMAP_ANON.
+	* m4/mmap-anon.m4: Update comment.
+
 	ssfmalloc: Portability to AIX.
 	* modules/ssfmalloc (Include): Add ssfmalloc.h.
 	(Link): New section.
diff --git a/m4/mmap-anon.m4 b/m4/mmap-anon.m4
index d5c69df..2995ad5 100644
--- a/m4/mmap-anon.m4
+++ b/m4/mmap-anon.m4
@@ -1,4 +1,4 @@
-# mmap-anon.m4 serial 10
+# mmap-anon.m4 serial 11
 dnl Copyright (C) 2005, 2007, 2009-2020 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -9,7 +9,7 @@ dnl with or without modifications, as long as this notice is preserved.
 # - On Linux, AIX, OSF/1, Solaris, Cygwin, Interix, Haiku, both MAP_ANONYMOUS
 #   and MAP_ANON exist and have the same value.
 # - On HP-UX, only MAP_ANONYMOUS exists.
-# - On Mac OS X, FreeBSD, NetBSD, OpenBSD, only MAP_ANON exists.
+# - On Mac OS X, FreeBSD, NetBSD, OpenBSD, Minix, only MAP_ANON exists.
 # - On IRIX, neither exists, and a file descriptor opened to /dev/zero must be
 #   used.
 
diff --git a/modules/ssfmalloc-tests b/modules/ssfmalloc-tests
index c1994f1..5e35fe4 100644
--- a/modules/ssfmalloc-tests
+++ b/modules/ssfmalloc-tests
@@ -1,10 +1,12 @@
 Files:
 tests/test-ssfmalloc.c
 tests/macros.h
+m4/mmap-anon.m4
 
 Depends-on:
 
 configure.ac:
+gl_FUNC_MMAP_ANON
 
 Makefile.am:
 TESTS += test-ssfmalloc
-- 
2.7.4