From 53b39d56633ecf3253f1a761f209d779a7a01aac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Esser?= <besser82@fedoraproject.org>
Date: Sat, 25 Apr 2020 09:19:22 +0200
Subject: [PATCH] Explicitly force linking with '-Wl,-z,defs'

---
 libxcrypt.spec | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/libxcrypt.spec b/libxcrypt.spec
index 8dfa17f..d58f346 100644
--- a/libxcrypt.spec
+++ b/libxcrypt.spec
@@ -155,9 +155,14 @@ fi                                          \
 %{nil}
 
 
+# Fail linking if there are undefined symbols.
+# Required for proper ELF symbol versioning support.
+%global _ld_strict_symbol_defs 1
+
+
 Name:           libxcrypt
 Version:        4.4.16
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Extended crypt library for descrypt, md5crypt, bcrypt, and others
 
 # For explicit license breakdown, see the
@@ -499,6 +504,9 @@ done
 
 
 %changelog
+* Sat Apr 25 2020 Björn Esser <besser82@fedoraproject.org> - 4.4.16-3
+- Explicitly force linking with '-Wl,-z,defs'
+
 * Fri Apr 24 2020 Björn Esser <besser82@fedoraproject.org> - 4.4.16-2
 - Move fipscheck hmac checksums to %%{_libdir}/fipscheck