Use ldconfig scriptlet macros

libSM.spec

@@ -1,7 +1,7 @@
 Summary: X.Org X11 SM runtime library
 Name: libSM
 Version: 1.2.2
-Release: 8%{?dist}
+Release: 9%{?dist}
 License: MIT
 Group: System Environment/Libraries
 URL: http://www.x.org
@@ -48,8 +48,8 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/*.la
 # we %%doc these ourselves, later, and only the text versions
 rm -rf $RPM_BUILD_ROOT%{_docdir}
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%ldconfig_post
+%ldconfig_postun
 
 %files
 %defattr(-,root,root,-)
@@ -67,6 +67,9 @@ rm -rf $RPM_BUILD_ROOT%{_docdir}
 %{_libdir}/pkgconfig/sm.pc
 
 %changelog
+* Fri Jun 29 2018 Adam Jackson <ajax@redhat.com> - 1.2.2-9
+- Use ldconfig scriptlet macros
+
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.2-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild