From d138ad36bc16bf8db75c7418c0d57d09164aca60 Mon Sep 17 00:00:00 2001
From: Roman Khapov <r.khapov@yandex.ru>
Date: Fri, 24 Jan 2025 10:28:16 +0500
Subject: [PATCH] sources/util.h: fix warn on rhel builds (#752)

Signed-off-by: rkhapov <r.khapov@ya.ru>
Co-authored-by: rkhapov <r.khapov@ya.ru>
---
 sources/util.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sources/util.h b/sources/util.h
index 5847e4aee..e7dd6e481 100644
--- a/sources/util.h
+++ b/sources/util.h
@@ -7,6 +7,12 @@
  * Scalable PostgreSQL connection pooler.
  */
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
+#include <stdio.h>
+
 static inline int od_vsnprintf(char *buf, int size, char *fmt, va_list args)
 {
 	int rc;