Use ldconfig scriptlet macros

libXScrnSaver.spec

@@ -1,7 +1,7 @@
 Summary: X.Org X11 libXss runtime library
 Name: libXScrnSaver
 Version: 1.2.2
-Release: 14%{?dist}
+Release: 15%{?dist}
 License: MIT
 Group: System Environment/Libraries
 URL: http://www.x.org
@@ -40,8 +40,8 @@ make %{?_smp_mflags}
 make install DESTDIR=$RPM_BUILD_ROOT INSTALL="install -p"
 find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%ldconfig_post
+%ldconfig_postun
 
 %files
 %defattr(-,root,root,-)
@@ -57,6 +57,9 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 %{_includedir}/X11/extensions/scrnsaver.h
 
 %changelog
+* Fri Jun 29 2018 Adam Jackson <ajax@redhat.com> - 1.2.2-15
+- Use ldconfig scriptlet macros
+
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.2-14
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild