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From c1e9f2f3d086e0df3c10a2468fd7b37fd0c5038c Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 7 Sep 2022 00:02:08 -0700
Subject: [PATCH] configure: Fix checks for system headers
Define _DEFAULT_SOURCE in system.c so unistd.h can expose readlink API
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
configure.ac | 2 +-
src/system.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
index cdf1eba..6fc81e6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -152,7 +152,7 @@ fi
dnl Checks for header files.
-AC_CHECK_HEADERS( [unistd.h, stdint.h, inttypes.h])
+AC_CHECK_HEADERS( [unistd.h stdint.h inttypes.h])
dnl Checks for typedefs, and compiler characteristics.
diff --git a/src/system.c b/src/system.c
index 4e008fa..98631a6 100644
--- a/src/system.c
+++ b/src/system.c
@@ -36,6 +36,8 @@
* 1. specify the constants in "configed.H" or "noconfig.H",
* 2. append the system-dependent routines in this file.
*/
+
+#define _DEFAULT_SOURCE
#if PREPROCESSED
#include "mcpp.H"
#else
--
2.37.3
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