From 414ec0f00d85394849d0ce26c799faf094e2b6fb Mon Sep 17 00:00:00 2001
From: Mika Lindqvist <postmaster@raasu.org>
Date: Tue, 25 May 2021 17:46:46 +0300
Subject: Fix build under Cygwin.

---
 test/minideflate.c  | 3 +++
 test/switchlevels.c | 2 ++
 2 files changed, 5 insertions(+)

(limited to 'test')

diff --git a/test/minideflate.c b/test/minideflate.c
index 392516852d..8ce57fad58 100644
--- a/test/minideflate.c
+++ b/test/minideflate.c
@@ -3,6 +3,9 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
+#define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
+#define _POSIX_C_SOURCE 200112  /* For snprintf(). */
+
 #include <stdio.h>
 #include <stddef.h>
 #include <stdint.h>
diff --git a/test/switchlevels.c b/test/switchlevels.c
index 0f850113e2..a4ec4b7c76 100644
--- a/test/switchlevels.c
+++ b/test/switchlevels.c
@@ -2,6 +2,8 @@
  * Each chunk is compressed with a user-specified level.
  */
 
+#define _POSIX_SOURCE 1  /* This file needs POSIX for fileno(). */
+
 #include "zbuild.h"
 #ifdef ZLIB_COMPAT
 #  include "zlib.h"
-- 
cgit 0.0.5-2-1-g0f52