Fix another C compatibility issue in the configure script

Related to:

  <https://fedoraproject.org/wiki/Changes/PortingToModernC>
  <https://fedoraproject.org/wiki/Toolchain/PortingToModernC>

bash.spec

@@ -6,7 +6,7 @@
 Version: %{baseversion}.%{patchlevel}
 Name: bash
 Summary: The GNU Bourne Again shell
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: GPL-3.0-or-later
 Url: https://www.gnu.org/software/bash
 Source0: https://ftp.gnu.org/gnu/bash/bash-%{baseversion}.tar.gz
@@ -325,6 +325,9 @@ end
 %{_libdir}/pkgconfig/%{name}.pc
 
 %changelog
+* Mon Nov 20 2023 Florian Weimer <fweimer@redhat.com> - 5.2.21-2
+- Fix another C compatibility issue in the configure script
+
 * Fri Nov 10 2023 Siteshwar Vashisht <svashisht@redhat.com> - 5.2.21-1
 - Update to bash-5.2 patchlevel 21
   Resolves: #2248970