Use make macros

https://fedoraproject.org/wiki/Changes/UseMakeBuildInstallMacro

libksba.spec

@@ -1,7 +1,7 @@
 Summary: CMS and X.509 library
 Name:    libksba
 Version: 1.3.5
-Release: 11%{?dist}
+Release: 12%{?dist}
 
 # The library is licensed under LGPLv3+ or GPLv2+,
 # the rest of the package under GPLv3+
@@ -40,13 +40,13 @@ Requires: %{name}%{?_isa} = %{version}-%{release}
   --disable-dependency-tracking \
   --disable-static
 
-make %{?_smp_mflags}
+%make_build
 
 
 %install
 rm -rf $RPM_BUILD_ROOT
 
-make install DESTDIR=$RPM_BUILD_ROOT
+%make_install
 
 rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 rm -f $RPM_BUILD_ROOT%{_libdir}/lib*.la
@@ -72,6 +72,10 @@ make check
 
 
 %changelog
+* Mon Jul 13 2020 Tom Stellard <tstellar@redhat.com> - 1.3.5-12
+- Use make macros
+- https://fedoraproject.org/wiki/Changes/UseMakeBuildInstallMacro
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.5-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild