From: Benjamin Stürz <benni@stuerz.xyz>
Date: Sun, 9 Apr 2023 16:02:04 +0000 (+0200)
Subject: Fix compilation on OpenBSD
X-Git-Tag: 2.1.0-beta1~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e24334f36971711753e886a5fe8f2f1c248a059d;p=thirdparty%2Fzlib-ng.git

Fix compilation on OpenBSD

Non-POSIX functions (like vasprintf() and swap16()) require
_BSD_SOURCE to be defined.

Signed-off-by: Benjamin Stürz <benni@stuerz.xyz>
---

diff --git a/zbuild.h b/zbuild.h
index 922b2cae2..27f784a99 100644
--- a/zbuild.h
+++ b/zbuild.h
@@ -8,6 +8,9 @@
 #ifndef _ISOC11_SOURCE
 #  define _ISOC11_SOURCE 1 /* aligned_alloc */
 #endif
+#ifdef __OpenBSD__
+#  define _BSD_SOURCE 1
+#endif
 
 #include <stddef.h>
 #include <string.h>