From 30da725e671911fc04d130c81cfdf3043befe8ed Mon Sep 17 00:00:00 2001
From: "W.C.A. Wijngaards" <wouter@nlnetlabs.nl>
Date: Tue, 23 Jul 2024 10:02:39 +0200
Subject: [PATCH] - Fix to have empty definition when not supported for weak
 attribute.

---
 configure     | 4 ++++
 configure.ac  | 2 ++
 doc/Changelog | 1 +
 3 files changed, 7 insertions(+)

diff --git a/configure b/configure
index 6a4066771..daa37e504 100755
--- a/configure
+++ b/configure
@@ -6976,6 +6976,10 @@ printf "%s\n" "#define HAVE_ATTR_WEAK 1" >>confdefs.h
 
 printf "%s\n" "#define ATTR_WEAK __attribute__((weak))" >>confdefs.h
 
+else
+
+printf "%s\n" "#define ATTR_WEAK /**/" >>confdefs.h
+
 fi
 
 
diff --git a/configure.ac b/configure.ac
index 977b91a24..4d17fb8c1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -339,6 +339,8 @@ AC_MSG_RESULT($ac_cv_c_weak_attribute)
 if test $ac_cv_c_weak_attribute = yes; then
   AC_DEFINE(HAVE_ATTR_WEAK, 1, [Whether the C compiler accepts the "weak" attribute])
   AC_DEFINE(ATTR_WEAK, [__attribute__((weak))], [apply the weak attribute to a symbol])
+else
+  AC_DEFINE(ATTR_WEAK,[], [apply the weak attribute to a symbol])
 fi
 ])dnl End of CHECK_WEAK_ATTRIBUTE
 
diff --git a/doc/Changelog b/doc/Changelog
index e9b2e7a40..45099106d 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -7,6 +7,7 @@
 	  fallthrough attribute annotations.
 	- Fix compile when the compiler does not support the noreturn
 	  attribute.
+	- Fix to have empty definition when not supported for weak attribute.
 
 19 July 2024: Wouter
 	- Add dnstap-sample-rate that logs only 1/N messages, for high volume
-- 
2.47.3