Use ldconfig scriptlet macros

libXext.spec

@@ -5,7 +5,7 @@
 Summary: X.Org X11 libXext runtime library
 Name: libXext
 Version: 1.3.3
-Release: 8%{?gitdate:.%{gitdate}git%{gitversion}}%{?dist}
+Release: 9%{?gitdate:.%{gitdate}git%{gitversion}}%{?dist}
 License: MIT
 Group: System Environment/Libraries
 URL: http://www.x.org
@@ -58,8 +58,8 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/*.la
 # do this with %%doc below
 rm -rf $RPM_BUILD_ROOT%{_docdir}
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%ldconfig_post
+%ldconfig_postun
 
 %files
 %doc AUTHORS COPYING
@@ -89,6 +89,9 @@ rm -rf $RPM_BUILD_ROOT%{_docdir}
 %{_mandir}/man3/*.3*
 
 %changelog
+* Fri Jun 29 2018 Adam Jackson <ajax@redhat.com> - 1.3.3-9
+- Use ldconfig scriptlet macros
+
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.3-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild