From 022714860f3cff7fea0a126659dd87d7ec3edbb8 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Tue, 25 Apr 2023 12:55:00 +0200
Subject: dfa tests: Fix compilation error (regression 2023-04-22).

* tests/test-dfa-match-aux.c: Include unistd.h.
* modules/dfa-tests (Depends-on): Add unistd.
---
 ChangeLog                  | 6 ++++++
 modules/dfa-tests          | 1 +
 tests/test-dfa-match-aux.c | 1 +
 3 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 2ecdc47512..96ffb42285 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2023-04-25  Bruno Haible  <bruno@clisp.org>
+
+	dfa tests: Fix compilation error (regression 2023-04-22).
+	* tests/test-dfa-match-aux.c: Include unistd.h.
+	* modules/dfa-tests (Depends-on): Add unistd.
+
 2023-04-24  Bruno Haible  <bruno@clisp.org>
 
 	tests: Suppress ‘#pragma GCC diagnostic’ warnings with GCC < 13.
diff --git a/modules/dfa-tests b/modules/dfa-tests
index c4585fdf45..982d370171 100644
--- a/modules/dfa-tests
+++ b/modules/dfa-tests
@@ -9,6 +9,7 @@ binary-io
 stdio
 stdlib
 string
+unistd
 regex
 
 configure.ac:
diff --git a/tests/test-dfa-match-aux.c b/tests/test-dfa-match-aux.c
index cef29e6a83..bbe246836e 100644
--- a/tests/test-dfa-match-aux.c
+++ b/tests/test-dfa-match-aux.c
@@ -22,6 +22,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 #include <regex.h>
 #include <dfa.h>
 #include <localeinfo.h>
-- 
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