From: Adrian Bunk <bunk@debian.org>
Date: Tue, 17 Mar 2026 14:23:03 +0000 (+0100)
Subject: Don't use __USE_GNU
X-Git-Tag: archive/raspbian/1%8.0.4-1+rpi1^2~5
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/%22mailto:kde%40ewsoftware.de//%22style.css/%22/%22http:/www.example.com/%22mailto:kde%40ewsoftware.de/%22style.css/%22?a=commitdiff_plain;h=334e64add01659f05dcbb8c9968511d496c23d99;p=suricata.git

Don't use __USE_GNU

Bug-Debian: https://bugs.debian.org/890432
Last-Update: 2025-07-11

__USE_GNU is a glibc-internal symbol.
AC_USE_SYSTEM_EXTENSIONS is the proper autoconf
way to enable extensions.

Gbp-Pq: Name no-use-gnu.patch
---

diff --git a/configure.ac b/configure.ac
index 1673bfcc..f0f5aca7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,6 +6,7 @@
     AM_INIT_AUTOMAKE([tar-ustar subdir-objects])
 
     AC_LANG([C])
+    AC_USE_SYSTEM_EXTENSIONS
     LT_INIT
     PKG_PROG_PKG_CONFIG
 
diff --git a/src/suricata-common.h b/src/suricata-common.h
index 3bfe4255..cce4f738 100644
--- a/src/suricata-common.h
+++ b/src/suricata-common.h
@@ -35,12 +35,6 @@ extern "C"
 #define DBG_PERF
 #endif
 
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-
-#define __USE_GNU
-
 #if defined(__clang_analyzer__)
 /* clang analyzer acts as DEBUG_VALIDATION in some places, so
  * force this so #ifdef DEBUG_VALIDATION code gets included */